About the Authors

George F. Young

Affiliation Department of Mechanical and Aerospace Engineering, Princeton University, Princeton, New Jersey, United States of America

Luca Scardovi

Affiliation Department of Electrical and Computer Engineering, University of Toronto, Toronto, Ontario, Canada

Andrea Cavagna

Affiliation Istituto dei Sistemi Complessi, Consiglio Nazionale delle Ricerche and Dipartimento di Fisica, Universitá Sapienza, Rome, Italy

Irene Giardina

Affiliation Istituto dei Sistemi Complessi, Consiglio Nazionale delle Ricerche and Dipartimento di Fisica, Universitá Sapienza, Rome, Italy

Naomi E. Leonard

naomi@princeton.edu

Affiliation Department of Mechanical and Aerospace Engineering, Princeton University, Princeton, New Jersey, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GFY LS NEL. Performed the experiments: GFY. Analyzed the data: GFY AC IG NEL. Contributed reagents/materials/analysis tools: GFY LS AC IG NEL. Wrote the paper: GFY NEL.