Publications
We publish our findings in leading international journals in sleep medicine, neuroscience, psychology and occupational health.
A full list of publications publications can be found here.
Selected publications
2026
Reis C, Peralta AR, Czeisler CA, Rajaratnam SMW. Toward precision medicine in delayed sleep-wake phase disorder: Definitions, dimensions, and the path to personalised care. Sleep Med Rev. 2026 Apr;86:102260. doi: 10.1016/j.smrv.2026.102260. Epub 2026 Feb 19. PMID: 41724022.
2025
Leota J, Czeisler MÉ, Le F, Presby DM, Capodilupo ER, Scott H, Wiley JF, Drummond SPA, Rajaratnam SMW, Facer-Childs ER. Sleep duration and timing are associated with next-day physical activity: Insights from two large-scale wearable sensor studies. Proc Natl Acad Sci U S A. 2025 Jul 8;122(27):e2420846122. doi: 10.1073/pnas.2420846122. Epub 2025 Jun 30. PMID: 40587790; PMCID: PMC12260421.
Varma P, Postnova S, Phillips AJK, Knock S, Howard ME, Rajaratnam SMW, Sletten TL. Pilot feasibility testing of biomathematical model recommendations for personalising sleep timing in shift workers. J Sleep Res. 2025 Aug;34(4):e14026. doi: 10.1111/jsr.14026. Epub 2023 Aug 26. PMID: 37632717; PMCID: PMC12215231.
Dunbar C, Sansom K, Lovato N, Vakulin A, Loffler KA, Nguyen K, Fitton J, Rajaratnam SMW, Sletten TL, Micic G, Ferguson SA, Wanstall SE, Brown BWJ, Harvey G, Adams R, Reynolds AC. Protocol for a pilot hybrid type I effectiveness-implementation study to improve help-seeking for sleep disorders in the future healthcare workforce: The Sleep Check Before Shift Work trial. Sleep Adv. 2025 Mar 26;6(2):zpaf020. doi: 10.1093/sleepadvances/zpaf020. PMID: 40351549; PMCID: PMC12062959.
Tout AF, Tang NKY, Toro CT, Sletten TL, Rajaratnam SMW, Kershaw C, Meyer C, Moukhtarian TR. SleepShifters: The Co-Development of a Preventative Sleep Management Programme for Shift Workers and Their Employers. Int J Environ Res Public Health. 2025 Jul 25;22(8):1178. doi: 10.3390/ijerph22081178. PMID: 40869764; PMCID: PMC12386607.
2024
Harris R, Drummond SPA, Meadley B, Rajaratnam SMW, Williams B, Smith K, Bowles KA, Nguyen E, Dobbie ML, Wolkow AP. Adaptive sleep behaviours and shift work tolerance during the transition to shift work. Sleep Med. 2024 Dec;124:483-493. doi: 10.1016/j.sleep.2024.10.003. Epub 2024 Oct 3. PMID: 39432982.
Mascaro L, Leota J, Hoffman D, Rajaratnam SMW, Drummond SPA, Facer-Childs ER. Disruptions to sleep and circadian rhythms are associated with poorer athlete mental health in female, but not male, elite Australian Rules footballers. J Sleep Res. 2024 Dec;33(6):e14186. doi: 10.1111/jsr.14186. Epub 2024 Mar 12. PMID: 38471498; PMCID: PMC11596983.
Tout AF, Tang NKY, Sletten TL, Toro CT, Kershaw C, Meyer C, Rajaratnam SMW, Moukhtarian TR. Current sleep interventions for shift workers: a mini review to shape a new preventative, multicomponent sleep management programme. Front Sleep. 2024 Feb 8;3:1343393. doi: 10.3389/frsle.2024.1343393. PMID: 41424499; PMCID: PMC12713806.
Varma P, Postnova S, Knock S, Howard ME, Aidman E, Rajaratnam SWM, Sletten TL. SleepSync: Early Testing of a Personalised Sleep-Wake Management Smartphone Application for Improving Sleep and Cognitive Fitness in Defence Shift Workers. Clocks Sleep. 2024 May 29;6(2):267-280. doi: 10.3390/clockssleep6020019. PMID: 38920420; PMCID: PMC11203003.
Lim YY, Ayton D, Perin S, Lavale A, Yassi N, Buckley R, Barton C, Bruns L, Morello R, Pirotta S, Rosenich E, Rajaratnam SMW, Sinnott R, Brodtmann A, Bush AI, Maruff P, Churilov L, Barker A, Pase MP; BetterBrains Research Group. An Online, Person-Centered, Risk Factor Management Program to Prevent Cognitive Decline: Protocol for A Prospective Behavior-Modification Blinded Endpoint Randomized Controlled Trial. J Alzheimers Dis. 2021;83(4):1603-1622. doi: 10.3233/JAD-210589. PMID: 34420970.
Ferris M, Bowles KA, Bray M, Bosley E, Rajaratnam SMW, Wolkow AP. The impact of shift work schedules on PVT performance in naturalistic settings: a systematic review. Int Arch Occup Environ Health. 2021 Oct;94(7):1475-1494. doi: 10.1007/s00420-021-01668-0. Epub 2021 Mar 11. PMID: 33709215.
2023
Sletten TL, Weaver MD, Foster RG, Gozal D, Klerman EB, Rajaratnam SMW, Roenneberg T, Takahashi JS, Turek FW, Vitiello MV, Young MW, Czeisler CA. The importance of sleep regularity: a consensus statement of the National Sleep Foundation sleep timing and variability panel. Sleep Health. 2023 Dec;9(6):801-820. doi: 10.1016/j.sleh.2023.07.016. Epub 2023 Sep 7. PMID: 37684151.
Spina MA, Andrillon T, Quin N, Wiley JF, Rajaratnam SMW, Bei B. Does providing feedback and guidance on sleep perceptions using sleep wearables improve insomnia? Findings from "Novel Insomnia Treatment Experiment": a randomized controlled trial. Sleep. 2023 Sep 8;46(9):zsad167. doi: 10.1093/sleep/zsad167. PMID: 37294865; PMCID: PMC10485571.
Murray JM, Magee M, Giliberto ES, Booker LA, Tucker AJ, Galaska B, Sibenaller SM, Baer SA, Postnova S, Sondag TAC, Phillips AJK, Sletten TL, Howard ME, Rajaratnam SMW. Mobile app for personalized sleep-wake management for shift workers: A user testing trial. Digit Health. 2023 Mar 29;9:20552076231165972. doi: 10.1177/20552076231165972. PMID: 37009306; PMCID: PMC10064476.
Spina MA, Andrillon T, Wiley JF, Rajaratnam SMW, Bei B. Does changing perceptions of sleep by incorporating sleep wearables improve insomnia? Protocol for a randomized study (the Novel Insomnia Treatment Experiment). Sleep Adv. 2023 Feb 16;4(1):zpad012. doi: 10.1093/sleepadvances/zpad012. PMID: 37193273; PMCID: PMC10108650.
2022
St Hilaire MA, Ámundadóttir ML, Rahman SA, Rajaratnam SMW, Rüger M, Brainard GC, Czeisler CA, Andersen M, Gooley JJ, Lockley SW. The spectral sensitivity of human circadian phase resetting and melatonin suppression to light changes dynamically with light duration. Proc Natl Acad Sci U S A. 2022 Dec 20;119(51):e2205301119. doi: 10.1073/pnas.2205301119. Epub 2022 Dec 12. PMID: 36508661; PMCID: PMC9907124.
Heacock RM, Capodilupo ER, Czeisler MÉ, Weaver MD, Czeisler CA, Howard ME, Rajaratnam SMW. Sleep and Alcohol Use Patterns During Federal Holidays and Daylight Saving Time Transitions in the United States. Front Physiol. 2022 Jul 11;13:884154. doi: 10.3389/fphys.2022.884154. PMID: 35899022; PMCID: PMC9309397.