Glen has studied circadian rhythms for over 25 years. He completed his graduate research at Simon Fraser University, examining circadian mechanisms of entertainment with funding and grants from MSFHR and NSERC. He then focused his research efforts on sleep, aging and cognition as a CIHR postdoctoral fellow at UBC. Now in private practice, Glen is a sleep coach who focuses on older adults, shift workers and families to improve physical and mental health through better sleep quality.