The John D. and Catherine T. MacArthur Foundation this week named the 2004 MacArthur Fellows, who will each receive $500,000 over the next five years. This year’s recipients include: Joseph DeRisi, Assistant Professor of Biochemistry and Biophysics at the University of California, San Francisco, who was cited for “developing the means to measure thousands of genes simultaneously;” Daphne Koller, Associate Professor of Computer Science at Stanford University, who was recognized for “devising new strategies and algorithms for making decisions in complex systems under uncertain conditions;” and Vamsi Mootha, Assistant Professor of Systems Biology at Harvard Medical School and Assistant Professor of Medicine at Massachusetts General Hospital, who was honored for “tapping into the wellspring of new data” from molecular biology, genetics, and protein chemistry to study metabolic diseases.