We thank the many authors and organizations that allowed us permissions to reprint scales and figures.

For figures, this includes:

Blackburn, Elizabeth H., Elissa S. Epel, and Jue Lin. “Human Telomere Biology: A Contributory and Interactive Factor in Aging, Disease Risks, and Protection.” Science (New York, N.Y.) 350, no. 6265 (December 4, 2015): 1193–98. Reprinted with permission from AAAS.

Epel, Elissa S., Elizabeth H. Blackburn, Jue Lin, Firdaus S. Dhabhar, Nancy E. Adler, Jason D. Morrow, and Richard M. Cawthon. “Accelerated Telomere Shortening in Response to Life Stress.” Proceedings of the National Academy of Sciences of the United States of America 101, no. 49 (December 7, 2004): 17312–15. Permissions granted by the National Academy of Sciences, U.S.A. Copyright (2004) National Academy of Sciences, U.S.A.

Cribbet, M. R., M. Carlisle, R. M. Cawthon, B. N. Uchino, P. G. Williams, T. W. Smith, and K. C. Light. “Cellular Aging and Restorative Processes: Subjective Sleep Quality and Duration Moderate the Association between Age and Telomere Length in a Sample of Middle-Aged and Older Adults.” SLEEP 37, no. 1: 65–70. Republished with permission of the American Academy of Sleep Medicine; permission conveyed through Copyright Clearance Center, Inc.

Carroll J. E., S. Esquivel, A. Goldberg, T. E. Seeman, R. B. Effros, J. Dock, R. Olmstead, E. C. Breen, and M. R. Irwin. “Insomnia and Telomere Length in Older Adults.” SLEEP 39, no 3 (2016): 559–64. Republished with permission of the American Academy of Sleep Medicine; permission conveyed through Copyright Clearance Center, Inc.

Farzaneh-Far R, J. Lin, E. S. Epel, W. S. Harris, E. H. Blackburn, and M. A. Whooley. “Association of Marine Omega-3 Fatty Acid Levels with Telomeric Aging in Patients with Coronary Heart Disease.” JAMA 303, no 3 (2010): 250–57. Permissions granted by the American Medical Association.

Park, M., J. E. Verhoeven, P. Cuijpers, C. F. Reynolds III, and B. W. J. H. Penninx. “Where You Live May Make You Old: The Association between Perceived Poor Neighborhood Quality and Leukocyte Telomere Length.” PLoS ONE 10, no.6 (2015), e0128460. http://doi. org/10.1371/journal.pone.0128460. Permissions granted by Park et al. via the Creative Commons Attribution License. Copyright © 2015 Park et al.

Brody, G. H., T. Yu, S. R. H. Beach, and R. A. Philibert. “Prevention Effects Ameliorate the Prospective Association between Nonsupportive Parenting and Diminished Telomere Length.” Prevention Science: The Official Journal of the Society for Prevention Research 16, no. 2 (February 2015): 171–80. With permission of Springer.

Pickett, Kate E., and Richard G. Wilkinson. “Inequality: An Underacknowledged Source of Mental Illness and Distress.” The British Journal of Psychiatry: The Journal of Mental Science 197, no. 6 (December 2010): 426–28. Permissions granted by the Royal College of Psychiatrists. Copyright, the Royal College of Psychiatrists.

For scales, this includes:

Kiernan, M., D. E. Schoffman, K. Lee, S. D. Brown, J. M. Fair, M. G. Perri, and W. L. Haskell. “The Stanford Leisure-Time Activity Categorical Item (L-Cat): A Single Categorical Item Sensitive to Physical Activity Changes in Overweight/Obese Women.” International Journal of Obesity 37 (2013): 1597–602. Permissions granted by Nature Publishing Group and Dr. Michaela Kiernan, Stanford University School of Medicine. Copyright 2013. Reprinted by permission from Macmillan Publishers Ltd.

The ENRICHD Investigators. “Enhancing Recovery in Coronary Heart Disease (ENRICHD): Baseline Characteristics.” The American Journal of Cardiology 88, no. 3, (August 1, 2001): 316–22. Permissions granted by Elsevier science and technology journals and Dr. Pamela Mitchell, University of Washington. Permission conveyed through Copyright Clearance Center, Inc. Republished with permission of Elsevier Science and Technology Journals.

Buysse, Daniel J., Charles F. Reynolds III, Timothy H. Monk, Susan R. Berman, and David J. Kupfer. “The Pittsburgh Sleep Quality Index: A New Instrument for Psychiatric Practice and Research.” Psychiatry Research 28, no. 2 (May 1989): 193–213. Copyright © 1989 and 2010, University of Pittsburgh. All rights reserved. Permissions granted by Dr. Daniel Buysse and the University of Pittsburgh.

Scheier, M. F., and C. S. Carver. “Optimism, Coping, and Health: Assessment and Implications of Generalized Outcome Expectancies.” Health Psychology 4, no. 3 (1985): 219–47. Permissions granted by Dr. Michael Scheier, Carnegie Mellon University, and the American Psychological Association.

Trapnell, P. D., J. D. Campbell. “Private Self-Consciousness and the Five-Factor Model of Personality: Distinguishing Rumination from Reflection.” Journal of Personality and Social Psychology 76 (1999): 284–330. Permissions granted by Dr. Paul Trapnell, University of Winnipeg, and the American Psychological Association.

John, O. P., E. M. Donahue, and R. L. Kentle. Conscientiousness: “The Big Five Inventory—Versions 4a and 54.” Berkeley: University of California, Berkeley, Institute of Personality and Social Research, 1991. Permissions granted by Dr. Oliver John, University of California, Berkeley.

Scheier, M. F., C. Wrosch, A. Baum, S. Cohen, L. M. Martire, K. A. Matthews, R. Schulz, and B. Zdaniuk. “The Life Engagement Test: Assessing Purpose in Life.” Journal of Behavioral Medicine 29 (2006): 291–98. With permission of Springer. Permissions granted by Springer Publishing and Dr. Michael Scheier, Carnegie Mellon University.

The Adverse Childhood Experiences Scale (ACES) was reprinted with permission from Dr. Vincent Felitti, MD, Co-PI, Adverse Childhood Experiences Study, University of California, San Diego.