About the Authors

Christopher E Hart

Address ¤ Current address: Science and Technology Policy Institute, Washington, District of Columbia, United States of America

Affiliation Division of Biology, California Institute of Technology, Pasadena, California, United States of America

Eric Mjolsness

Affiliations Institute for Genomics and Bioinformatics, School of Information and Computer Science, University of California Irvine, Irvine, California, United States of America , Biological Network Modeling Center, Beckman Institute, California Institute of Technology, Pasadena, California, United States of America

Barbara J Wold

To whom correspondence should be addressed. E-mail: woldb@caltech.edu

Affiliations Division of Biology, California Institute of Technology, Pasadena, California, United States of America , Biological Network Modeling Center, Beckman Institute, California Institute of Technology, Pasadena, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

CEH, EMJ, and BJW conceived and designed the experiments, analyzed the data, and wrote the paper. CEH implemented software and analytical methods required for work presented in the paper.