Professional Experience:

1982 - 1984	Undergraduate Research Student, Department of Biochemistry and Molecular Biology, Harvard University
1984 - 1988	Graduate Student, MRC Laboratory of Molecular Biology (Mentor: Jonathon Hodgkin)
1988 - 1994	Post-doctoral Fellow, Department of Genetics, Harvard Medical School (Mentor: Philip Leder)
1994 - 2000	Assistant Professor, Department of Pediatrics, UMDNJ-Robert Wood Johnson Medical School
1994 - 2007	Resident Member, Center for Advanced Biotechnology and Medicine
2000 - 2003	Associate Professor (with tenure), Department of Pediatrics, UMDNJ-RWJMS
2002 - 2007	Chief, Division of Developmental Biology, Department of Pediatrics, UMDNJ-RWJMS
2003 - 2007	Professor, Department of Pediatrics, UMDNJ-RWJMS
2005 - 2007	Associate Director, Child Health Institute of New Jersey, UMDNJ-RWJMS
2007 - present	Professor, Departments of Medicine and Genetics & Development, Columbia University College of Physicians and Surgeons
2007 - present	Head, Section of Tumor Cell Biology, Division of Hematology/Oncology, Department of Medicine, Columbia University College of Physicians and Surgeons

Professional Activities:

2001 - 2005	Member, Cell Development and Function-5 (CDF-5) Study Session (2001-2003)/Development-2 (DEV-2) Study Session (2003-2005), NIH
2003 - 2007	Director, Transgenic and Knock-out Mouse Core Facility, Cancer Institute of New Jersey
2003 - present	Editorial Board, Developmental Dynamics
2003 - 2006	Co-instructor (2003-2004) and Instructor (2005-2006), Molecular Embryology of the Mouse, Cold Spring Harbor Laboratory
2006 - present	Member, Developmental Mutant Advisory Committee, The Jackson Laboratory Induced Mutant Resource
2006 - present	Editorial Boards, Mechanisms of Development and Gene Expression Patterns
2007	Molecular Oncology P01 Special Emphasis Panel, National Cancer Institute
2007	P30 Cancer Center Support Grant Site Review Panel, National Cancer Institute

Honors and Awards:

1980 - 1981	National Merit Scholar
1984 - 1987	National Science Foundation Graduate Fellowship
1988 - 1990	Jane Coffin Childs Post-doctoral Fellowship
1990 - 1992	Howard Hughes Medical Institute Post-doctoral Fellowship
1993 - 1996	Leukemia Society of America Special Fellowship