Our team

Martin Buchtík

Martin is a sociologist and – since 2018 – the Director of the STEM Institute for Empirical Research. He investigates the dynamic of societal changes and other issues, such as public opinion, quality of life, social cohesion and inequality. In the past, he led the Public Opinion Research Centre of the Czech Academy of Sciences. He obtained his PhD from Charles University specializing in the methodology of social science research.

In his free time he likes to read, play boardgames and LARPs and ponder what meals would be acceptable to every member of his household.

Jan Hartl

Jan Hartl is a sociologist, head of the STEM board of trustees and a founder of the STEM Institute for Empirical Research. In the 1970’ and 1980’, Jan Hartl worked as a researcher at the Institute for Philosophy and Sociology. His research interests lie in social issues, political analysis and public opinion tracking. He is the author of a plethora of research projects, publications and expert advice for clients both domestic and foreign. Jan Hartl has taught a number of courses at Charles University, faculties of social sciences and philosophy.

Nikola Hořejš

Nikola is the Director of International Affairs Program at STEM Institute where he has worked since 2018. He has worked with both non-partisan organizations and political parties in order to promote democratic and transparent governance, human rights and international cooperation. Nikola studied political science and psychology at Charles University.

Jitka Uhrová

Jitka has been working as a Senior Analyst with STEM since 1997. In that time, she was involved with a vast range of research projects for public institutions, academia and NGOs. She has substantial experience with preparation, execution and interpretation of both qualitative and quantitative research. She obtained master’s degree in sociology and social work from the Faculty of Social Sciences at Charles University.

Jaromír Mazák

Jaromír works in STEM since 2022 as director of the research. He graduated as sociologist on Faculty of Arts on Charles University, where he also for many years been as a researcher and university teacher with aim on sociology, statistics and data analysis. He spend two trimesters on the Oxford University. He writes about himself in the third person, from the history of his professional career he would like to highlight evaluation research in the Schola Empirica organization and work at the Institute of Sociology of the Academy of Sciences of the Czech Republic. The first word in the previous sentence is a transitive word.

In his free time he convinces people to read a book Harry Potter and the Methods of Racionality.

Matěj Jungwirth

Matěj is a Senior Analyst at STEM where he has worked since 2019. In this position, he participated in a number of research projects for Czech public institutions, NGOs, and international organizations, such as NATO and NDI. He is particularly experienced in design, execution and analysis of quantitative surveys. He obtained Master’s in Public Affairs degree from the Princeton School of Public & International Affairs.

In his free time Matěj comments on US politics, climbs, plays a variety of ball sports, reads reviews of outdoor gear he will never buy and plan hikes that he will never do. 

Sarah Komasová

Sarah has joined STEM as an analyst in 2020. She focuses on quality of life measurements, attitudes towards the EU and quantitative methodology. She took part in a range of research projects on airport security, operation of unmanned aerial systems and integrated emergency response services. She obtained a PhD in international relations and security studies from Charles University.

In her free time, she strives to travel, wander in forests and mountains of acceptable height and organize LARPs.

Martin Kratochvíl

Martin is an Analyst who works at STEM since 2020. Martin has experience with leading and managing projects for both private and government partners. He particularly enjoys working on political opinion and electoral models. He focuses on the methodology of quantitative research and data wrangling and analysis. He obtained bachelor’s degree in Sociology and Demography from Charles University. 

Outside work, Martin is primarily kept busy by his infant daughter but he also likes to explore new destinations and home and abroad. He also keeps diligently expanding his list of books that he would like to read one day.

Helena Truchlá 

Helena joined STEM in April 2022 as a Manager of Communication and Analyst with the Czech Interests in the EU project. Previously, she worked in the news offices of Hospodarke noviny and Aktualne.cz where she focused on European affairs, German politics and the future of Czech and European energy sector. She has a master’s degree in economy and political science from the Masaryk University; she also studied in Berlin, Bordeaux and Edinburgh. 

In her free time she enjoys running, walking and traveling while eating Bosnian ćevape and Georgian ხაჭაპური (khachapuri).

Klára Zajíčková

Klára Zajíčková works in STEM as a junior analyst from May 2022. She studied media Studies and Journalism and Social science at Masaryk University in Brno. Before graduation, she started a carrier in April 2020 as a redactor in a Respect magazine, where she previously worked as an intern. There she was covering social topics and interviews.

In her free time, she enjoys reading, expanding her thrift store collection, going to concerts, trying to play squash and brush up on her clarinet.

Kateřina Duspivová

Kateřina works in STEM as a senior analyst. During her practice, she gathered experience in both the private and public spheres, in order to finally put them to good use in the non-profit sphere. In long scope she is interested in socio-economic statistics, and she likes to connect information from different sources. She believes, that evidence-based policy is not just a buzzword. Loves her alma mater, Prague University of Economics and Business, where she achieved a PH.D. title in Statistics.

She loves chocolate cakes and enjoys beer. As its guilty pleasure, she must ride a bike or make a mountain trip. Prefers to walk on foot everywhere, because she thinks this is the way how to find genius loci.

Marek Pour

Educated as a psychologist on Faculty of Arts on Charles University. In his work life, he participated on European project researching impact of nanotechnologies on society and evaluating programs supporting science, research and inovations. Currently he is interested in the fragmentation of the society, political science and education. He is focused specially on interviews and methods of qualitative research.

In his free time he play drums.

Martin Philipp

Martin joined STEM in 2021 as Junior Analyst. He has a bachelor’s degree in political science and public policy and is now pursuing a master’s degree in this field. He is particularly interested in the study of political parties, systems and actors as well as climate policies.

In his free time he is involved with Czech Boy Scouts and organizing LARPs.

Monika Kalašová

Monika is the Executive Assistant at STEM where she has been working since 2004. Before joining STEM, she was Office Manager at e-Media, a.s. She completed vocational secondary school with health administration specialization.

The rest of her free time is occupied by her three children.