Person

Dr. phil. Dipl.-Inform.

André Calero Valdez

André Calero Valdez
Lehrstuhl für Kommunikationswissenschaft

Address

Room: 03_B08

Campus-Boulevard 57

52074 Aachen

Contact

WorkPhone
Phone: +49 241 80 49239

Office Hours

nach Vereinbarung
 

Description

André Calero Valdez is a senior researcher at the Chair for Communication Science and the Human-Computer Interaction Center at the RWTH Aachen University.

He studied computer science at the RWTH-Aachen University with a minor in psychology and has specialized in software engineering. His dissertation aimed at the development and evaluation of a usercentred small screen device for diabetes patients. His dissertation was funded by the RWTH Aachen postgraduate scholarships for students with excellent degrees.

Since 2013 André works as a post-doctoral research at RWTH Aachen University and works at the interface of algorithms and humans in various fields of application. He works in the fields of empirical social research, technology acceptance, eHealth, Industry 4.0, recommender systems, information visualization and social media.

Since 2014 André is a visiting professor at the Medical University Graz in the HCI-KDD Group of Prof. Dr. Andreas Holzinger.

Personal Website

 

Publications

Title Author(s)
Defend Your Enemy : A Qualitative Study on Defending Political Opponents Against Hate Speech Online
Contribution to a book, Contribution to a conference proceedings (2020)
Kojan, Lilian
Osmanbeyoglu, Hava Melike
Burbach, Laura
Ziefle, Martina
Calero Valdez, André (Corresponding author)
Investigating Key Factors for Social Network Evolution and Opinion Dynamics in an Agent-Based Simulation
Contribution to a book, Contribution to a conference proceedings (2020)
Halbach, Patrick (Corresponding author)
Burbach, Laura
Belavadi, Poornima
Nakayama, Johannes
Plettenberg, Nils
Ziefle, Martina
Calero Valdez, André
Netlogo vs. Julia : Evaluating Different Options for the Simulation of Opinion Dynamics
Contribution to a book, Contribution to a conference proceedings (2020)
Burbach, Laura (Corresponding author)
Belavadi, Poornima
Halbach, Patrick
Kojan, Lilian Alrun Undine
Plettenberg, Nils
Nakayama, Johannes
Ziefle, Martina
Calero Valdez, André
Filter Bubbles and Content Diversity? An Agent-Based Modeling Approach
Contribution to a book, Contribution to a conference proceedings (2020)
Belavadi, Poornima (Corresponding author)
Burbach, Laura (Corresponding author)
Halbach, Patrick (Corresponding author)
Nakayama, Johannes (Corresponding author)
Plettenberg, Nils (Corresponding author)
Ziefle, Martina (Corresponding author)
Calero Valdez, André (Corresponding author)
User Behavior and Awareness of Filter Bubbles in Social Media
Contribution to a book, Contribution to a conference proceedings (2020)
Plettenberg, Nils (Corresponding author)
Nakayama, Johannes
Belavadi, Poornima
Halbach, Patrick
Burbach, Laura
Calero Valdez, André
Ziefle, Martina
Opinion Formation on the Internet : The Influence of Personality, Network Structure, and Content on Sharing Messages Online
Contribution to a book, Journal Article (2020)
Burbach, Laura (Corresponding author)
Halbach, Patrick
Ziefle, Martina
Calero Valdez, André
Predicting Acceptance of Novel Technology from Social Network Data - An Agent-based Simulation-Approach
Contribution to a book, Contribution to a conference proceedings (2019)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Computational Methods in Professional Communication
Contribution to a book, Contribution to a conference proceedings (2019)
Calero Valdez, André (Corresponding author)
Adam, Lena (Corresponding author)
Assenmacher, Dennis (Corresponding author)
Burbach, Laura (Corresponding author)
Bonart, Malte (Corresponding author)
Frischlich, Lena (Corresponding author)
Schar, Philipp (Corresponding author)
Evaluating Different Strategies to Restore Trust in Decision Support Systems in Cross-Company Cooperation
Contribution to a book, Contribution to a conference proceedings (2018)
Philipsen, Ralf (Corresponding author)
Brauner, Philipp
Calero Valdez, André
Ziefle, Martina
Industry 4.0 and its Future Staff : Matching Millennials' Perceptions of a Perfect Job with the Requirements of Digitalization
Contribution to a book, Contribution to a conference proceedings (2019)
Schaar, Anne Kathrin (Corresponding author)
Calero Valdez, André (Corresponding author)
Hamann, Tatjana
Ziefle, Martina (Corresponding author)
Studying the Acceptance of a Digital Diabetes Diaries
Contribution to a book, Contribution to a conference proceedings (2019)
Calero Valdez, André (Corresponding author)
Ziefle, Martina
Bubble Trouble: Strategies Against Filter Bubbles in Online Social Networks
Contribution to a book, Contribution to a conference proceedings (2019)
Burbach, Laura (Corresponding author)
Halbach, Patrick
Ziefle, Martina
Calero Valdez, André
"Attitude” - mHealth Apps and Users’ Insights : An Empirical Approach to Understand the Antecedents of Attitudes towards mHealth Applications
Contribution to a book, Contribution to a conference proceedings (2019)
Vervier, Luisa (Corresponding author)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
“In Clarity We Trust!” : An Empirical Study of Factors that Affect the Credibility of Health-Related Information on Websites
Contribution to a book, Contribution to a conference proceedings (2019)
Vervier, Luisa (Corresponding author)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Trust in Cyber Security Recommendations
Contribution to a book, Contribution to a conference proceedings (2019)
Nakayama, Johannes (Corresponding author)
Plettenberg, Nils (Corresponding author)
Halbach, Patrick (Corresponding author)
Burbach, Laura (Corresponding author)
Ziefle, Martina (Corresponding author)
Calero Valdez, Andre (Corresponding author)
Follow Me: The Impact of Opinion Majorities in Social Networks and the Role of Digital Maturity
Contribution to a book, Contribution to a conference proceedings (2019)
Halbach, Patrick (Corresponding author)
Burbach, Laura
Ziefle, Martina
Calero Valdez, André
Would I Lie to You? : How Users Evaluate Faked Online Content Depending on Its Publication Type
Contribution to a book, Contribution to a conference proceedings (2019)
Halbach, Patrick (Corresponding author)
Burbach, Laura (Corresponding author)
Nakayama, Johannes (Corresponding author)
Plettenberg, Nils (Corresponding author)
Ziefle, Martina (Corresponding author)
Calero Valdez, André (Corresponding author)
'Hey, Siri', 'Ok, Google', 'Alexa' : Acceptance-Relevant Factors of Virtual Voice-Assistants
Contribution to a book, Contribution to a conference proceedings (2019)
Burbach, Laura (Corresponding author)
Halbach, Patrick (Corresponding author)
Plettenberg, Nils (Corresponding author)
Nakayama, Johannes (Corresponding author)
Ziefle, Martina (Corresponding author)
Calero Valdez, André (Corresponding author)
Who Shares Fake News in Online Social Networks? An agent-based model of different personality models and behaviors in social networks
Contribution to a book, Contribution to a conference proceedings (2019)
Burbach, Laura (Corresponding author)
Halbach, Patrick (Corresponding author)
Ziefle, Martina (Corresponding author)
Calero Valdez, André (Corresponding author)
What happens when decision support systems fail? : the importance of usability on performance in erroneous systems
Journal Article (2019)
Brauner, Philipp (Corresponding author)
Philipsen, Ralf
Calero Valdez, André
Ziefle, Martina
Believability of News : Understanding Users Perceptions of Fake News and the Effectiveness of Fact-Checking Badges
Contribution to a book, Contribution to a conference proceedings (2018)
Calero Valdez, André (Corresponding author)
Ziefle, Martina
Human Interaction Under Risk in Cyber-Physical Production Systems
Contribution to a book, Contribution to a conference proceedings (2019)
Brauner, Philipp (Corresponding author)
Philipsen, Ralf
Calero Valdez, André
Ziefle, Martina
The users’ perspective on the privacy-utility trade-offs in health recommender systems
Contribution to a book, Journal Article (2018)
Calero Valdez, André (Corresponding author)
Ziefle, Martina
Requirements for Reproducibility of Research in Situational and Spatio-Temporal Visualization : Position Paper
Contribution to a book, Contribution to a conference proceedings (2018)
Calero Valdez, André (Corresponding author)
Schaar, Anne Kathrin
Hildebrandt, Julian Romeo
Ziefle, Martina
Studying Biases in Visualization Research: Framework and Methods
Contribution to a book (2018)
Calero Valdez, André (Corresponding author)
Ziefle, Martina
Sedlmair, Michael
You Spin my Head Right Round: Threshold of Limited Immersion for Rotation Gains in Redirected Walking
Journal Article (2018)
Schmitz, Patric
Hildebrandt, Julian Romeo (Corresponding author)
Calero Valdez, André
Kobbelt, Leif
Ziefle, Martina
Priming and Anchoring Effects in Visualization
Journal Article (2017)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Sedlmair, Michael (Corresponding author)
Decisions About Medical Data Disclosure in the Internet: An Age Perspective
Contribution to a book, Contribution to a conference proceedings (2018)
Ziefle, Martina (Corresponding author)
Calero Valdez, André
“Should I Trust or Should I Go?” or What Makes Health-Related Websites Appear Trustworthy? - An Empirical Approach of Perceived Credibility of Digital Health Information and the Impact of User Diversity
Contribution to a book, Contribution to a conference proceedings (2018)
Vervier, Luisa (Corresponding author)
Calero Valdez, André
Ziefle, Martina
Get Well Soon! Human Factors’ Influence on Cybersickness After Redirected Walking Exposure in Virtual Reality
Contribution to a book, Contribution to a conference proceedings (2018)
Hildebrandt, Julian (Corresponding author)
Schmitz, Patric
Calero Valdez, André
Kobbelt, Leif
Ziefle, Martina
Political Opinions of Us and Them and the Influence of Digital Media Usage
Contribution to a book, Contribution to a conference proceedings (2018)
Calero Valdez, André (Corresponding author)
Burbach, Laura
Ziefle, Martina
Human Factors in the Age of Algorithms. Understanding the Human-in-the-loop Using Agent-Based Modeling
Contribution to a book, Contribution to a conference proceedings (2018)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Acceptance of a Digital Paper-based Diabetes Diary - Understanding Precursors of Acceptance of Digitally Assisted Diabetes Care
Contribution to a book, Contribution to a conference proceedings (2018)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
User Preferences in Recommendation Algorithms: The influence of user diversity, trust, and product category on privacy perceptions in recommender algorithms
Contribution to a book, Contribution to a conference proceedings (2018)
Burbach, Laura (Corresponding author)
Nakayama, Johannes (Corresponding author)
Plettenberg, Nils (Corresponding author)
Ziefle, Martina (Corresponding author)
Calero Valdez, André (Corresponding author)
The Interaction of Causal Attribution of Performance and Compliance with Decision Support Systems in Cyber-Physical Production Systems - An Empirical Study Using a Business Simulation Game
Contribution to a book, Contribution to a conference proceedings (2017)
Brauner, Philipp (Corresponding author)
Philipsen, Ralf
Calero Valdez, André
Ziefle, Martina
Interdisciplinary Cooperation Management in Research Clusters: A Review of Twelve Years
Contribution to a book, Contribution to a conference proceedings (2018)
Müller-Abdelrazeq, Sarah L.
Brauner, Philipp
Calero Valdez, André
Jansen, Ulrich
Platte, Laura
Schaar, Anne-Kathrin
Steuer-Dankert, Linda
Zachow, Sebastian
Schönefeld, Kathrin
Haberstroh, Max
Leicht-Scholten, Carmen
Ziefle, Martina
Isenhardt, Ingrid
Elitism, trust, opinion leadership and politics in social protests in Germany
Contribution to a book, Journal Article (2018)
Calero Valdez, André (Corresponding author)
Kluge, Johanna
Ziefle, Martina
Akzeptanz autonomer Robotik : Einsatz in Industrie, Büro und Pflege : Studentische Arbeiten SS16
Book (2018)
Calero Valdez, André (Editor)
The diversity of why: a meta-analytical study of usage motivation in enterprise social networks
Contribution to a book, Journal Article (2017)
Calero Valdez, André (Corresponding author)
Brell, Juliana
Schaar, Anne Kathrin
Ziefle, Martina
Second Workshop on Health Recommender Systems (HealthRecSys 2017)
Contribution to a book, Contribution to a conference proceedings (2017)
Elsweiler, David (Corresponding author)
Hors-Fraile, Santiago (Corresponding author)
Ludwig, Bernd (Corresponding author)
Said, Alan (Corresponding author)
Schäfer, Hanna (Corresponding author)
Trattner, Christoph (Corresponding author)
Torkamaan, Helma (Corresponding author)
Calero Valdez, André (Corresponding author)
Domestic Robots for Homecare: A Technology Acceptance Perspective
Contribution to a book, Contribution to a conference proceedings (2017)
Ziefle, Martina (Corresponding author)
Calero Valdez, André
‘Industrie 4.0’ and an Aging Workforce : A Discussion from a Psychological and a Managerial Perspective
Contribution to a book, Contribution to a conference proceedings (2017)
Schinner, Matthias
Calero Valdez, André (Corresponding author)
Noll, Elisabeth
Schaar, Anne Kathrin
Letmathe, Peter
Ziefle, Martina
Measuring Insight into Multi-dimensional Data from a Combination of a Scatterplot Matrix and a HyperSlice Visualization
Contribution to a book, Contribution to a conference proceedings (2017)
Calero Valdez, André (Corresponding author)
Gebhardt, Sascha
Kuhlen, Torsten
Ziefle, Martina
How Correct and Defect Decision Support Systems Influence Trust, Compliance, and Performance in Supply Chain and Quality Management : A Behavioral Study Using Business Simulation Games
Contribution to a book, Contribution to a conference proceedings (2017)
Brauner, Philipp (Corresponding author)
Calero Valdez, André
Philipsen, Ralf
Ziefle, Martina
User Groups and Different Levels of Control in Recommender Systems
Contribution to a book, Contribution to a conference proceedings (2017)
Mendez, Christine
Lukarov, Vlatko
Greven, Christoph (Corresponding author)
Calero Valdez, André (Corresponding author)
Dietze, Felix
Schroeder, Ulrik
Ziefle, Martina
That’s so Meta! Usability of a Hypergraph-Based Discussion Model
Contribution to a book, Contribution to a conference proceedings (2017)
Dietze, Felix
Calero Valdez, André (Corresponding author)
Karoff, Johannes
Greven, Christoph
Schroeder, Ulrik
Ziefle, Martina
Augmenting research cooperation in production engineering with data analytics
Journal Article (2017)
Thiele, Thomas David (Corresponding author)
Calero Valdez, André
Stiehm, Sebastian
Richert, Anja Simone
Ziefle, Martina
Jeschke, Sabina
Scientific Cooperation Engineering
Contribution to a book (2017)
Jeschke, Sabina (Corresponding author)
Bleck, Wolfgang
Richert, Anja Simone
Schuh, Günther
Schulz, Wolfgang
Ziefle, Martina
Bräkle, André
Calero Valdez, André
Dahmen, Kirsten
Jansen, Ulrich
Jooß, Claudia
Müller-Abdelrazeq, Sarah L.
Prahl, Ulrich
Schaar, Anne Kathrin
Sharma, Mamta
Thiele, Thomas David
Recommender Systems for Health Informatics: State-of-the-Art and Future Perspectives
Contribution to a book (2016)
Calero Valdez, André (Corresponding author)
Ziefle, Martina
Verbert, Katrien
Felfernig, Alexander
Holzinger, Andreas
Defective Still Deflective - How Correctness of Decision Support Systems Influences User’s Performance in Production Environments
Contribution to a book, Contribution to a conference proceedings (2016)
Brauner, Philipp (Corresponding author)
Calero Valdez, André
Philipsen, Ralf
Ziefle, Martina
Gender Differences in Usage Motivation for Social Networks at Work
Contribution to a book, Contribution to a conference proceedings (2016)
Brell, Juliana
Calero Valdez, André (Corresponding author)
Schaar, Anne Kathrin
Ziefle, Martina
Strategic Knowledge Management for Interdisciplinary Teams - Overcoming Barriers of Interdisciplinary Work Via an Online Portal Approach
Contribution to a book, Contribution to a conference proceedings (2016)
Hamann, Tatjana
Schaar, Anne Kathrin
Calero Valdez, André (Corresponding author)
Ziefle, Martina
An Open-Source Object-Graph-Mapping Framework for Neo4j and Scala: Renesca
Contribution to a book, Contribution to a conference proceedings (2016)
Dietze, Felix
Karoff, Johannes
Calero Valdez, André (Corresponding author)
Ziefle, Martina
Greven, Christoph
Schroeder, Ulrik
Human Factors in Information Visualization and Decision Support Systems
Contribution to a conference proceedings (2016)
Calero Valdez, André
Brauner, Philipp
Ziefle, Martina
Kuhlen, Torsten
Sedlmair, Michael
On Studying Human Factors in Complex Cyber-Physical Systems
Contribution to a conference proceedings (2016)
Brauner, Philipp (Corresponding author)
Calero Valdez, André (Corresponding author)
Philipsen, Ralf (Corresponding author)
Ziefle, Martina (Corresponding author)
Trustworthiness of visualizations of mobility-induced CO2 emissions
Contribution to a conference proceedings (2016)
Platte, Laura (Corresponding author)
Freitag, Svenja
Schubert, Lisa
Molis, Jerg
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Graph Complexity in visual recommender systems for scientific literature
Contribution to a conference proceedings (2016)
Abels, Stephan (Corresponding author)
Greven, Christoph
Calero Valdez, André (Corresponding author)
Schroeder, Ulrik
Ziefle, Martina (Corresponding author)
Towards Interactive Recommender Systems with the Doctor-in-the-Loop
Contribution to a conference proceedings (2016)
Holzinger, Andreas (Corresponding author)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
HCI for Recommender Systems : the Past, the Present and the Future
Contribution to a book, Contribution to a conference proceedings (2016)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Verbert, Katrien
Using Liferay as an Interdisciplinary Scientific Collaboration Portal. A Comparative Usability Study of version 6.1 and 6.2
Contribution to a book, Contribution to a conference proceedings (2016)
Calero Valdez, André (Corresponding author)
Bräkling, André
Schaar, Anne Kathrin (Corresponding author)
Schuh, Günther
Ziefle, Martina (Corresponding author)
Preparing production systems for the Internet of Things : The potential of socio-technical approaches in dealing with complexity
Contribution to a conference proceedings (2016)
Calero Valdez, André
Brauner, Philipp
Ziefle, Martina (Corresponding author)
Social Media Applications for Knowledge Exchange in Organizations
Contribution to a book (2016)
Calero Valdez, André (Corresponding author)
Schaar, Anne Kathrin
Bender, Jens
Aghassi, Susanne
Schuh, Günther
Ziefle, Martina
User-centered Design of Business Communities. The Influence of Diversity Factors on Motives to use Communities in Professional Settings
Contribution to a book, Contribution to a conference proceedings, Journal Article (2015)
Schaar, Anne Kathrin (Corresponding author)
Calero Valdez, André
Ziefle, Martina
Orchestrating collaboration - Using visual collaboration suggestion for steering of research clusters
Contribution to a book, Contribution to a conference proceedings, Journal Article (2015)
Calero Valdez, André (Corresponding author)
Özdemir, Denis
Yazdi, Mohammed Amin
Schaar, Anne Kathrin (Corresponding author)
Ziefle, Martina (Corresponding author)
Reducing Complexity with Simplicity : Usability Methods for Industry 4.0
Contribution to a conference proceedings (2015)
Calero Valdez, André
Brauner, Philipp
Schaar, Anne Kathrin
Holzinger, Andreas
Ziefle, Martina
Older Users’ Rejection of Mobile Health Apps a Case for a Stand-Alone Device?
Contribution to a book, Contribution to a conference proceedings (2015)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
What Should I Read Next? : a Personalized Visual Publication Recommender System
Contribution to a book, Contribution to a conference proceedings (2015)
Bruns, Simon (Corresponding author)
Calero Valdez, André (Corresponding author)
Greven, Christoph (Corresponding author)
Ziefle, Martina (Corresponding author)
Schroeder, Ulrik (Corresponding author)
What Do My Colleagues Know? : Dealing with Cognitive Complexity in Organizations Through Visualizations
Contribution to a book, Contribution to a conference proceedings (2015)
Calero Valdez, André (Corresponding author)
Bruns, Simon (Corresponding author)
Greven, Christoph (Corresponding author)
Schroeder, Ulrik (Corresponding author)
Ziefle, Martina (Corresponding author)
Nutzungsmotivation von sozialen Netzwerken im Arbeitskontext
Contribution to a book (2015)
Schaar, Anne Kathrin (Corresponding author)
Calero Valdez, André (Corresponding author)
Ziefle, Martina (Corresponding author)
Unterstützung interdisziplinärer Integration am Beispiel einer Exzellenzcluster-Community
Contribution to a book (2015)
Thiele, Thomas David (Corresponding author)
Schröder, Stefan
Calero Valdez, André
Jooß, Claudia
Richert, Anja
Ziefle, Martina
Isenhardt, Ingrid
Jeschke, Sabina
Konzeption einer Community-Plattform
Contribution to a book (2015)
Siegers, Jan (Corresponding author)
Bender, Jens (Corresponding author)
Calero Valdez, André (Corresponding author)
Löcker, Ann-Kathrin (Corresponding author)
Schaar, Anne Kathrin (Corresponding author)
Evaluierung, Optimierung und Validierung
Contribution to a book (2015)
Calero Valdez, André (Corresponding author)
Löcker, Ann-Kathrin (Corresponding author)
Schaar, Anne Kathrin (Corresponding author)
Analyse der potenzieller Nutzer
Contribution to a book (2015)
Calero Valdez, André (Corresponding author)
Löcker, Ann-Kathrin (Corresponding author)
Schaar, Anne Kathrin (Corresponding author)
Scientific Cooperation Engineering in the Cluster of Excellence Integrative Production Technology for High-Wage Countries at RWTH Aachen University
Contribution to a book (2014)
Jooß, Claudia (Corresponding author)
Welter, Florian
Leisten, Ingo
Richert, Anja Simone
Schaar, Anne Kathrin
Calero Valdez, André
Nick, Eva-Maria
Prahl, Ulrich
Jansen, Ulrich
Schulz, Wolfgang
Ziefle, Martina
Jeschke, Sabina
Technology acceptance and diabetes : user centered design of small screen devices for diabetes patients
Dissertation / PhD Thesis (2014)
Calero Valdez, André
Scientific Cooperation Engineering Making Interdisciplinary Knowledge Available within Research Facilities and to External Stakeholders
Contribution to a conference proceedings (2014)
Calero Valdez, André
Schaar, Anne Kathrin
Vaegs, Tobias
Thiele, Thomas David
Kowalski, Thomas
Aghassi, Susanne
Jansen, Ulrich
Schulz, Wolfgang
Schuh, Günther
Jeschke, Sabina
Ziefle, Martina
Enhancing Interdisciplinary Cooperation by Social Platforms
Contribution to a book, Contribution to a conference proceedings (2014)
Calero Valdez, André
Schaar, Anne Kathrin
Ziefle, Martina
Holzinger, Andreas
Motivational features of a mobile web application promoting a healthy lifestyle
Contribution to a conference proceedings (2010)
Holzinger, Andreas
Dorner, Stefan
Födinger, M.
Ziefle, Martina
Calero Valdez, André