Markus Lezzi was born, 1938, and educated in Zurich, Switzerland. Studies in Natural Sciences at ETH Zurich, Doctor of Natural Sciences (equ. PhD) in 1966. Postdoctoral training at Caltech and Northwestern University, U. S. A. Thereafter, Oberassistent (equ. to research associate), and group leader in the Laboratory of Developmental Biology (later Institute of Cell Biology) at ETH Zurich, lecturer in Cell Biology with the title of a Private Docent and subsequently Professor. Retirement 2000.