About the Authors

Kathryn J. Reid

Contributed equally to this work with: Kathryn J. Reid, Giovanni Santostasi

Affiliation Department of Neurology, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, United States of America

Giovanni Santostasi

Contributed equally to this work with: Kathryn J. Reid, Giovanni Santostasi

Affiliation Department of Neurology, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, United States of America

Kelly G. Baron

Affiliation Department of Neurology, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, United States of America

John Wilson

Affiliation Department of Neurology, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, United States of America

Joseph Kang

Affiliation Department of Preventive Medicine, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, United States of America

Phyllis C. Zee

p-zee@northwestern.edu

Affiliation Department of Neurology, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, United States of America

Competing Interests

The authors have read the journal’s policy and have the following to report, Dr. Reid reports receiving a grant from Philips. Dr. Santostasi, Mr. Wilson and Dr. Kang report no competing interest. Dr. Baron reports receiving grants from the National Institute of Health. Dr. Zee has served as a consultant to Purdue Pharma, Merck, Vanda, Jazz and Philips/Respironics, stock ownership in Teva, member of the Board of Directors of the Sleep Research Society. None of these potential competing interests relate to the work presented in this manuscript. This does not alter the authors’ adherence to all the PLOS ONE polices on sharing data and materials.

Author Contributions

Conceived and designed the experiments: KJR GS PCZ. Performed the experiments: KJR. Analyzed the data: GS KB JK JW. Contributed reagents/materials/analysis tools: PCZ. Wrote the paper: KJR GS PCZ KB. Prepared data for analysis: JW KJR.