In the Original Investigation titled “Efficacy of Bright Light Treatment, Fluoxetine, and the Combination in Patients With Nonseasonal Major Depressive Disorder: A Randomized Clinical Trial,”1 published online November 18, 2015, there was an omission in the byline. Amy H. Cheung, MD, should have been included as the fifth author. She is affiliated with the Mood Disorders Program, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada (the name of which has been corrected for Dr Cheung and Anthony J. Levitt, MBBS), and the Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada. Her author contributions were as follows: study concept and design; acquisition, analysis, or interpretation of the data; drafting of the manuscript; obtained funding; and administrative, technical, or material support. Also, the abbreviations footnote of Table 2 has been corrected. This article was corrected online.