[Lani]

It is Dr. Irving Weissman and he has had a long and distinguished career and he and his lab have been particularly responsible for advances in stem cell research, the California Stem Cell institute etc.

Here is part of his bio from Stanford:
Academic Appointments
Professor, Pathology - Pathology Stem Cell Institute
Professor, Developmental Biology
Professor (By courtesy), Biology
Member, Bio-X
Member, Stanford Cancer Institute
Administrative Appointments
Director, Institute of Stem Cell Biology and Regenerative Medicine, Stanford University School of Medicine (2003 - Present)
Honors & Awards
National Academy of Sciences Council, National Academy of Sciences (2011)
Honorary Investigator, State Key Laboratory of Experimental Hematology, Chinese Academy of Medical Sciences and Peking Union Medical College, China (2010)
Honorary Professor, Peking Union Medical College, China (2010)
Simon M. Shubitz Award for Excellence in the Field of Cancer Research, University of Chicago (2010)
The Cockrell Foundation Award in Clinical or Translational Research, The Methodist Hospital Research Institute (2009)
Honorary Director, Center for Biotech/BioMedicine and Shenzhen Key Lab of Gene & Antibody Therapy, Graduate School of Shenzhen, Tsinghau University, China (2009)
Passano Award, The Passano Foundation (2009)
Rosentiel Award, Brandeis University (2009)
Fellow, American Association for the Advancement of Science (2008)
Robert Koch Award, Koch Foundation (2008)
Honoree of the Arthritis Foundation of Northern California Chapter's 2007 Tribute Dinner, Arthritis Foundation (2007)
I & H Wachter Award, I & H Wachter Foundation (2007)
Honorary Doctorate, Mount Sinai School of Medicine (2007)
John Scott Award, City of Philadelphia (2006)
American-Italian Cancer Foundation Prize for Scientific Excellence in Medicine, American-Italian Cancer Foundation (2006)
Honorary Doctorate, Columbia University (2006)
The Commonwealth Club of California 18th Annual Distinguished Citizen Award, Commonwealth Club of California (2006)
Jeffrey Modell "Dare to Dream" Award, Jeffrey Modell Foundation (2005)
The Linus Pauling Medal for Outstanding Contributions to Science, Stanford University (2005)
Rabbi Shai Shacknai Memorial Prize in Immunology and Cancer Research, The Lautenberg Center for General and Tumor Immunology (2004)
Medal for Distinguished Contributions to Biomedical Research, New York Academy of Medicine (2004)
Alan Cranston Awardee, Alliance for Aging Research (2004)
Jessie Stevenson Kovalenko Medal, National Academy of Sciences Council (2004)
Bass Award, Society of Neurological Surgeons (2003)
Award for Outstanding Contribution to Cancer Biology, Pasarow Foundation (1989)
Election to the Institute of Medicine, National Academy of Sciences (1989)
Professional Education
MD, Stanford University, Medicine (1965)
BS, Montana State College, Pre-med (1961)