Dr. Wilma Steegenga graduated in 1990 in Biomedical Sciences from Leiden University. She earned her PhD in the laboratory of Dr. Alex van der Eb at Leiden University where she studied The functional and structural characteristics of the tumour suppressor gene p53. In 1996 she obtained a postdoctoral position in the department of Molecular Cancer research headed by Dr. Hans Bos at Utrecht University. Here she examined the potential use of mutant adenoviruses for the diagnosis of p53-deficient head and neck tumours in collaboration with Dr. Piet Slootweg. In 1999 she moved to Nijmegen where she became a post-doc in de department of Applied Biology and analysed gene expression regulation during osteoblast differentiation by microarray analysis. In 2003 she started as a post-doc at the Division of Human Nutrition in Wageningen. Initially, she investigated the effects of nutrients on bone health. In 2006 she became Assistant Professor and started a new research line aiming to explore the epigenetic effects of (early life) nutrition on aging.