Gonneke Heerdink has specialized as general internist at Erasmus Medical Center, Rotterdam. Her focus is on these areas:

• Infectious diseases
• Endocrinology
• Vascular medicine

She has also trained as a specialist in tropical diseases. For quite a number of years she worked abroad, partly in warzones for Doctors without borders, as a doctor and aid worker. She was responsible for running existing outpatient clinics and establishing mobile clinics in remote villages.

Gonneke Heerdink thinks working at B12 institute ‘an exciting puzzle, whose missing pieces I am happy to help find’.