Dr. Stefan Tretter

Dr. Stefan Tretter

User Experience & Marketing


I am a former academic researcher in Economic and Organizational Psychology, now eager to embark on new horizons. Within the subbranch of Market and Consumer Psychology I explore the thoughts, feelings, and behavior of people in their interaction with all kinds of products and technologies in particular.

  • User Experience in Human-Computer Interaction
  • Market Research
  • Computer-mediated Communication
  • Decision-Making Processes
  • PhD in Psychology, 2021

    LMU Munich

  • MSc in Economic, Organizational and Applied Social Psychology, 2015

    LMU Munich

  • BSc in Psychology, 2013

    University of Regensburg


International School of Management
Lecturer for Consumer Psychology
Mar 2023 – Aug 2023 Munich
LMU Munich - Economic and Organizational Psychology
Postdoctoral Researcher
Nov 2021 – May 2023 Munich
LMU Munich - Economic and Organizational Psychology
Research Fellow and PhD Student
Oct 2015 – Oct 2021 Munich
LMU Munich - Economic and Organizational Psychology
Student Research Assistant
Apr 2015 – Sep 2015 Munich
LMU Center for Leadership and People Management
Student Research Assistant
Sep 2014 – Dec 2015 Munich
District Hospital Regensburg
Internship Clinic for Forensic Psychiatry und Psychotherapy
Feb 2013 – Mar 2013 Regensburg
University of Regensburg - Social, Work, Organizational and Economic Psychology
Internship Research Department
Aug 2012 – Oct 2012 Regensburg
Kontron Modular Computers GmbH
Internship Human Resources
Aug 2011 – Sep 2011 Kaufbeuren

Personal Development

German Project Management Association
Project Management Certificate (Foundation Level)
Certified knowledge of basic project management methods and competencies for effective project contribution
User Experience Qualification Board
Certified Professional for Usability and User Experience
Certified professional and trainer of core Usability and User Experience concepts (e.g., human-centered design process, specifying user requirements, usability testing)
LMU Center for Leadership and People Management
Self, Leadership, and Teaching Competencies
Participation in a comprehensive professional development curriculum (more than 40 hours) in the areas of leadership, collaboration, teaching and communication
LMU Office for Research and Technology Transfer
Qualification program conveying hard and soft skills for developing and implementing business ideas and entrepreneurial projects
LMU Chair of Social Psychology
Certified Trainer
Train the trainer program on the conception and implementation of trainings and workshops with a focus on teaching social skills
Coursera Courses
Accomplishments with distinction in a wide array of online courses on topics like competitive strategy, model thinking, business idea development, and programming in Python as well as HTML, CSS, and JavaScript
Venice International University
Organizational Development
Seminar on psychological approaches to theory and practice of organizational development conducted by the LMU Chair of Economic and Organizational Psychology in cooperation with the Venice International University


You can find an overview of all my publications here.

Grants & Awards

Psych 2022 Best Thesis Award
Best Thesis Award for the Dissertation “Psychological Underpinnings of Communication Channel Choice in Socio-Emotional Contexts”
See certificate
CHI 2023 Conference Committee
Outstanding Reviewer CHI 2023
Special Recognition for contributing Outstanding Reviews for the premier international conference of Human-Computer Interaction
LMU Munich Faculty for Psychology and Pedagogy
LMU Mentoring Program Grant
Admission to the LMU Mentoring Program offering Professional and Financial Support for Researchers in Early Career Stages
LMU Munich Psychology Student Council
Digital Teaching Award
Awarded for Outstanding Teaching in Online Classes during the Corona Pandemic
LMU Munich Faculty for Psychology and Pedagogy
Teaching Grant “Lehre@LMU”
Grant awarded for the Implementation of Application-Oriented Teaching Projects


Market and Consumer Psychology

Advanced Lecture (Graduate Level)

Intervention on Society and Market Level

Seminar (Graduate Level)

Student Practice Projects

Collaboration Projects with Allianz & Siemens (Graduate Level)