![Headerbild_Institut_Mobile](https://ifpe-giessen.de/wp-content/uploads/2020/09/Headerbild_Institut.png)
Our team
Scientists from the fields of nutritional science, ecotrophology and medicine are working at the IFPE.
The team consists of permanent and freelance employees.
To download the organizational chart, please click here.
Head of the institute
![Dr. oec. troph. Markus Keller](https://ifpe-giessen.de/wp-content/uploads/2021/09/HP_IFPE.png)
Dr. oec. troph. Markus Keller
Nutritional scientist
Founder and managing partner
![Prof. Dr. Claus Leitzmann](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Claus-Leitzmann.png)
Prof. Dr. Claus Leitzmann
Nutritional scientist
Scientific mentor
![Dr. troph. Stine Weder](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Stine-Weder.png)
Dr. troph. Stine Weder
Nutritional scientist
Scientific assistant to the management
On parental leave until probably April 2024
![Dr. rer. nat. Christian Köder](https://ifpe-giessen.de/wp-content/uploads/2022/08/CK.jpg)
Dr. rer. nat. Christian Köder
Nutritional scientist
Scientific assistant to the management
![Prof. Dr. Andreas Michalsen](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Andreas-Michalsen.png)
Prof. Dr. Andreas Michalsen
Chief Physician of the Department of Naturopathy at Immanuel Hospital Berlin and holder of the endowed professorship for clinical naturopathy at the Institute for Social Medicine, Epidemiology and Health Economics at Charité-Universitätsmedizin Berlin
Founding partner
![Prof. Dr. Jan Wirsam](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Jan-Wirsam.png)
Prof. Dr. Jan Wirsam
Professor of Operations Management and Innovation Management at the Berlin University of Applied Sciences
Founding partner
![Daniela Lück-Kohls](https://ifpe-giessen.de/wp-content/uploads/2023/04/Daniela1-e1689670925718.jpeg)
Daniela Lück-Kohls
Management assistance
PhD students
![M. Sc. Joelina Dietrich](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Joelina-Dietrich.png)
M. Sc. Joelina Dietrich
Nutritional scientist
Main Project:
- VEGANScreener
![M. Sc. Sandra Müller](https://ifpe-giessen.de/wp-content/uploads/2023/12/Foto_Sandra_Mueller-e1701763256116.jpg)
M. Sc. Sandra Müller
Medical nutritionist
Main Project:
- COPLANT
![M. Sc. Tim Zerback](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Tim-Ritzheim.png)
M. Sc. Tim Zerback
Nutritional scientist
Main Project:
- MultiVeg-Study
Research assistants
![B. Sc. Viktoria Janke](https://ifpe-giessen.de/wp-content/uploads/2023/04/IMG_2257-1-rotated.jpg)
B. Sc. Viktoria Janke
Agronomist of organic farming
Student M.Sc. Ecotrophology
![B. Sc. Vanessa Keller](https://ifpe-giessen.de/wp-content/uploads/2021/09/1-6.jpg)
B. Sc. Vanessa Keller
Nutritional scientist
Student M.Sc. Nutritional Sciences
![B. Sc. Sina Wagener](https://ifpe-giessen.de/wp-content/uploads/2022/10/Sina-IFPE-neu.jpg)
B. Sc. Sina Wagener
Geographer
Student M.Sc. Nutritional Sciences
![B. Sc. Anja Weber](https://ifpe-giessen.de/wp-content/uploads/2021/04/Foto-Anja_Weber-zugeschnitten.jpg)
B. Sc. Anja Weber
Nutritional scientist
Student M.Sc. Nutritional Sciences
Freelancer
![Bettina Freyland](https://ifpe-giessen.de/wp-content/uploads/2022/09/Foto-BF_crop2.jpg)
Bettina Freyland
Business graduate
Consultant
Main project:
- Fundraising
![Edith Gätjen](https://ifpe-giessen.de/wp-content/uploads/2022/04/WhatsApp-Image-2022-04-05-at-10.26.55.jpeg)
Edith Gätjen
Nutritional scientist
Main project:
- Practical implematation of plantbased diet
![M. A. Sarah Jasiok](https://ifpe-giessen.de/wp-content/uploads/2021/04/Foto_SarahJasiok2-zugeschnitten.jpg)
M. A. Sarah Jasiok
Sociologist M. A.
Main Project:
- Project- and grantsmanagement
![Jacqueline Kanig](https://ifpe-giessen.de/wp-content/uploads/2022/11/5AA12199-29B2-45E0-BC95-C23AE6B4031D_1_105_c-2-e1668460907580.jpeg)
Jacqueline Kanig
Student B.Sc. Ecotrophology
Main Project:
- Social Media
![Dr. Josefine Nebl](https://ifpe-giessen.de/wp-content/uploads/2023/02/Foto_Nebl.jpg)
Dr. Josefine Nebl
Nutritional scientist
Main Project:
- Vegan sports nutrition
![M. Sc. Anne-Kathrin Siebert](https://ifpe-giessen.de/wp-content/uploads/2020/12/IFPE_Team_Anne-Kathrin-Siebert.png)
M. Sc. Anne-Kathrin Siebert
Nutritional scientist
Main Project:
- Study Design
Trainees
![Andrea Rosenthal](https://ifpe-giessen.de/wp-content/uploads/2024/04/IMG_2345-scaled-e1712051230659.jpg)
Andrea Rosenthal
Dietician, Student B. Sc. Dietetics
![Julia Wagner](https://ifpe-giessen.de/wp-content/uploads/2024/03/Julia_Wagner_Passfoto.jpg)
Julia Wagner
Student B. Sc. Nutritional Science
![Annalena Janentzky](https://ifpe-giessen.de/wp-content/uploads/2024/06/IMG_5729-scaled.jpg)
Annalena Janentzky
Student B. Sc. Nutrition Management & Dietetics
![Daniel Hofmann](https://ifpe-giessen.de/wp-content/uploads/2024/07/Bewerbung-scaled.jpg)
Daniel Hofmann
Student B. Sc. Ökotrophologie
![Simone Kiefer](https://ifpe-giessen.de/wp-content/uploads/2024/07/Bild-Simone-scaled.jpg)
Simone Kiefer
Student B. Sc. Ecotrophology