Professor, Department of Genetics

Professor, Department of Developmental & Molecular Biology

Professor, Department of Ophthalmology & Visual Sciences

Harold and Muriel Block Chair in Genetics

Director, Department of Genetics Division of Molecular Genetics

Area of Research: 'Cell competition' that selectively eliminates suboptimal cells from mixed populations of cells growing at different speeds. Novel physiological effects of ribosomal protein mutations. Proneural bHLH transcription factors and neural cell fate.