About the Authors

Benedikt Hallgrimsson

bhallgri@ucalgary.ca

Affiliation Department of Cell Biology and Anatomy and the Alberta Children's Hospital Research Institute, University of Calgary, Calgary, Alberta, Canada

Washington Mio

Affiliation Department of Mathematics, Florida State University, Tallahassee, Florida, United States of America

Ralph S. Marcucio

Affiliation Department of Orthopedics, University of California, San Francisco, San Francisco, California, United States of America

Richard Spritz

Affiliation Department of Pediatrics and Human Medical Genetics and Genomics Program, University of Colorado School of Medicine, Denver, Colorado, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the paper: BH RS WM RSM. Other: BH WM RS.