About the Authors

Robert D. Gregg

rgregg@ieee.org

Affiliation Departments of Mechanical Engineering and Bioengineering, University of Texas at Dallas, Richardson, Texas, United States of America

Elliott J. Rouse

Affiliation Department of Media Arts and Sciences, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Levi J. Hargrove

Affiliations Center for Bionic Medicine, Rehabilitation Institute of Chicago, Chicago, Illinois, United States of America, Department of Physical Medicine and Rehabilitation, Northwestern University, Chicago, Illinois, United States of America

Jonathon W. Sensinger

Affiliation Institute of Biomedical Engineering and Department of Electrical and Computer Engineering, University of New Brunswick, Fredericton, New Brunswick, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RDG EJR LJH JWS. Performed the experiments: RDG EJR. Analyzed the data: RDG EJR JWS. Wrote the paper: RDG.