← Lennert van de Kreeke

CV

The full version. There’s also a PDF, in German.

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Praktisches Jahr (final-year rotations)

05/2026 – 09/2026

Psychiatry and psychotherapy · Alexianer St. Hedwig Krankenhaus, Berlin

Ward 37, one week on ward 61
Among other things: admissions with psychopathological, physical and neurological examination. Ward rounds on my own, talks with relatives, discharge letters. Blood draws and IV lines, applications, documentation in ORBIS

09/2026 – 12/2026

Surgery · Evangelische Elisabeth Klinik Berlin (ongoing)

12/2026 – 04/2027

Internal medicine · Jüdisches Krankenhaus Berlin (planned)

Medical school and state exams

since 10/2019

Medicine (Modellstudiengang) · Charité – Universitätsmedizin Berlin

09/2023 – 04/2025

Study abroad · University of Zurich (SEMP / Erasmus)

First master’s year, then one semester for the doctorate

Summer 2027

Third state exam and medical licence · expected

04/2026

Second state exam · satisfactory (74.8 %)

08/2022

First state exam (equivalent) · good (2.0)

Clinical placements

06/2024 – 07/2024

Clerkship in psychiatry · Psychiatric University Hospital Zurich, acute psychiatry

History taking, physical and neurological examination, documentation, ward rounds

02/2024 – 04/2024

Clerkship in general practice · Practice of Dr. med. Udo Werner, Zurich

04/2022

Clerkship in paediatric oncology · Helios Klinikum Berlin-Buch

09/2021 – 10/2021

Clerkship in general practice · Practice of Dr. med. Dirk Laudahn, Berlin

03/2021 – 04/2021

Nursing placement in psychiatry · Vivantes Humboldt-Klinikum, Berlin

Nursing duties in acute psychiatry and addiction medicine

Organizing and teaching

since 04/2025

Psychedelic Student Network Germany · Co-founder

Nationwide student network, over 250 members in 13 cities, psng.info
Started it in 2025 and founded it with two other students. Responsible for strategy, finances, partnerships, marketing, member recruitment and IT, event organization and building a lecture series

since 2026

Berlin Psychedelic Science Association · Co-organizer

PSNG’s Berlin group, bpsa.psng.info
Talks and community events, website and marketing

since 10/2024

ALPS Summer School · Co-organizer

Awareness Lectures on Psychedelics in Switzerland, alps.foundation
Overall coordination of the 2026 edition: team, programme, marketing and a budget of around €35,000; advisory role since 03/2026. Before that, participant coordination for the 2025 edition

10/2023 – 03/2025

Psychedelic Research Organization of Zurich · Co-organizer

Student organization at the University of Zurich and ETH Zurich
Lecture series with 50 to 100 attendees, Swiss student conference

04/2022 – 12/2025

Psych-AG · Co-organizer

Student council initiative (FSI) at Charité
Talks and events, fundraising through the FSI

2021 – 2024

Tutoring and peer mentoring

Tutoring in maths, German and chemistry
Charité peer mentoring programme for first-year students

Doctorate and research

since 01/2024

Doctorate · University of Zurich, Psychiatric University Hospital

Cortisol, prolactin and tryptophan catabolites after DMT and harmine administration
Supervisor: PD Dr. med. Milan Scheidegger

since 08/2026

EPIsoDE study · Research assistant, Charité

Psilocybin for treatment-resistant depression; transcription and analysis of visit recordings

03/2023 – 12/2023

Clinical studies · Research assistant, Charité and University of Zurich

EPIsoDE: psilocybin for treatment-resistant depression, Charité
PRISM: neurofeedback for post-traumatic stress disorder, Charité
5-MeO-DMT: embodiment and pain perception, Zurich
Running studies and collecting data, full- and part-time

Publications

in preparation

Neuroendocrinological and Neurochemical Changes upon Administration of Combinations of DMT and Harmine

Dornbierer J.†, Aicher H.D.†, van de Kreeke L.J., Smallridge J., Egger K., von Rotz R., Meling D., Schlomberg J., Jareño J., Müller J., Seifritz E., Scheidegger M., Quednow B.B., Dornbierer D.A.
† shared first authorship

Courses and conferences

09/2025

Autumn School in Psychopharmacology · DGPPN

Led by Prof. Dr. med. Gerhard Gründer

07/2025

Summer School on Psychedelic Research · University of Groningen

2023 – 2026

Conferences · DGPPN, ALPS Conference (also on the team), SÄPT, ICPR, INSIGHT

Work experience

01/2021 – 12/2021

InVitro Diagnostik Lorenz · Lab technician, Berlin

SARS-CoV-2 testing and shift lead duties

Languages and skills

Languages

German and Dutch (native), English (fluent, C1), French (basic, B1)

Software

ORBIS, Office, R

Interests

Music and sport

Bass guitar since 2014, eight years in four bands with occasional gigs in Berlin

The musical Der kleine Horrorladen (2022), then singing lessons
Endurance and strength training