Annika Stechemesser

Postdoctoral Researcher
  • Postdoctoral Researcher in the Future Lab Ceres (working package Machine Learning-based ex-post policy evaluation)
  • Member of the working group Data-based analysis of climate decisions in Research Department 4 - Complexity Science


Working Group


Curriculum Vitae

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Potsdam Institute for Climate Impact Research (PIK)
T +49 (0)331 288 20812
P.O. Box 60 12 03
14412 Potsdam


  • empirical climate policy evaluation
  • relationships between society/economy and climate change
  • climate change and inequality
  • machine learning (natural language processing, supervised and unsupervised learning...)

A. Stechemesser, L. Wenz, Inequality in behavioural heat adaptation: an empirical study using mobility data from the New York City transport system. The Lancet Planetary Health (2023).
>Press release
>Selected Media coverage: Hessischer Rundfunk (min. 8-12) | Deutschlandfunk | Ärzteblatt | Tagesspiegel

A. Stechemesser, M. Kotz, M. Auffhammer, L.Wenz. Prolonged exposure weakens risk perception and behavioral response: Empirical evidence from Covid-19. Transportation Research Interdisciplinary Perspectives (2023).

A.Stechemesser, A. Levermann, L. Wenz. Temperature impacts on hate speech online: evidence from 4 billion geolocated tweets from the USA. The Lancet Planetary Health (2022).
>The Lancet Planetary Health Cover
>Press release
>Selected Media coverage: Guardian | Washington Post | Bloomberg | EuroNews | Le Monde | ZDF Heute | Spiegel Online | Ärzteblatt | Tagesspiegel | RBB24

A. Stechemesser, L. Wenz, M. Kotz, A. Levermann. Strong increase of racist tweets outside of climate comfort zone in Europe. Environmental Research Letters (2021).

M. Kotz, L. Wenz, A. Stechemesser, M. Kalkuhl, A. Levermann. Day-to-day temperature variability reduces economic growth. Nature Climate Change (2021).
>Press release

A. Stechemesser, L. Wenz, A. Levermann. Corona crisis fuels racially profiled hate in social media networks. The Lancet - EClinicalMedicine (2020), DOI: 10.1016/j.eclinm.2020.100372

02/2023 - present

Postdoctoral Researcher, Potsdam Institute of Climate Impact Research

Postdoctoral researcher in the future lab Ceres working with Nicolas Koch. Focus on empirical evaluation of climate policy with machine learning approaches.

08/2022 - 12/2022

Visiting Researcher, University of California Berkeley

Research stay in the department of Agricultural and Resource Economics with Prof. Maximilian Auffhammer owrking on economic and social impacts of climate change.

09/2019 - present

PhD Candidate, Potsdam Institute for Climate Impact Research

PhD student in the research domain Complexity Sciences with Prof. Dr. Anders Levermann and Dr. Leonie Wenz. Focus on understanding temperature impacts on human behaviour with data analysis and machine learning approaches.

06/2019 - 09/2019

UK Government Operations Research Service, Department for Education

Three month internship, development of an app for fraud detection in funding allocations.

10/2018 - 06/2019

Research Assistant, Department for Computer Science, University of Warwick

Research in the area of bioinformatics.

C. Rich-Griffin & A.Stechemesser, Single-Cell Transcriptomics: A High-Resolution Avenue for Plant Functional Genomics, Trends in Plant Science (11/19)

2017 - 2018

MSc in Mathematics for Real-World-Systems (Distinction), University of Warwick

MSc thesis Improving Cell Type Identification of Single Cell Data by Iterative Graph Based Noise Filtering

Three month research project with Julia Computing.

2013 - 2016

Undergraduate in Mathematics, University Duisburg-Essen (Grade 1.5/A)

academic undergraduate scholarships by Evagelisches Studienwerk Villigst and Deutschlandstipendium.