Designing online learning and decision-making algorithms to optimize digital health interventions

Joined March 2019
118 Photos and videos
Congratulations to my colleague @subhabratasen90 on his well-deserved promotion to associate professor!!
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It was wonderful participating in the 2026 Conference on Intervention Optimization! Thanks to Linda Collins and Billie Nahum-Shani for their leadership!
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It was great speaking at the 2026 Intervention Optimization Conference with colleagues @devtomlinson and @TianchenQian!
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And I look forward to participating in tomorrow’s session on new experimental designs with fellow speaker @devtomlinson and chair @TianchenQian! For more info, see interventionoptimization.org…

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Postdoc @asimhgazi will also present “JITAI-Twins: A Digital Twin Framework for Optimizing and Continually Improving JITAIs,” work with D Gao, @susobhang70, Z Xu, @AnnaLiTrella, P Klasnja, and myself!
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Postdoc @asimhgazi will present “SigmaScheduling: Scheduling Decision Points for JITAIs When the Timing of Target Behaviors Is Uncertain,” on work with Bhanu Gullapalli, Daiqi Gao, Ben Marlin, Vivek Shetty, and myself!
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Tomorrow is a busy day for the Murphy lab at the 2026 Conference on Intervention Optimization!
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Congratulations to @susobhang70 on his successful PhD thesis defense! Here is a nice shot of Susobhan and me with thesis committee members Yiling Chen, Sam Kou, and JP Onnela.
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Postdoc Nicolas Leenaerts is presenting “Towards a Just-in-Time Adaptive Intervention for Group Therapy” in tomorrow’s @d3_center Think Tank!
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Tomorrow Postdoc Nicolas Leenaerts is giving a talk on off-policy RL for optimizing digital interventions for weight loss at the Computational Health Informatics Program at Boston Children’s Hospital!
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Postdoc Nicolas Leenaerts is giving the talk “Off-Policy Reinforcement Learning Optimizes Digital Interventions for Weight Loss in Overweight and Obesity” tomorrow at the Weight Control and Diabetes Research Center at Brown University!
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Postdoc Nicolas Leenaerts is giving the talk “Off-Policy Reinforcement Learning Optimizes Digital Interventions for Weight Loss in Overweight and Obesity” tomorrow at MGH’s Health Promotion and Resiliency Intervention Research Center!
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Tomorrow Postdoc Nicolas Leenaerts is giving a talk on off-policy RL for optimizing digital interventions for weight loss at Justin Baker’s Laboratory for Functional Neuroimaging and Bioinformatics at McLean Hospital!
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Impromptu "lab" meeting at ENAR 2026 with former lab member Nick Seewald, future lab member Young Cho, and former lab member Tianchen Qian!!!
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It was a joy to speak in a session with colleagues Rui Miao, Lu Wang and Wei Jin! And thanks to Lingxuan Kong for chairing our session!
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Congratulations to Susobhan Ghosh (@susobhang70), who has just accepted Amazon’s offer to join its Worldwide Promotions and Deals team as an applied scientist!
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Congratulations to undergrad @BetinaKreiman, who has been accepted to the Kempner Institute’s 2026 KRANIUM program to do summer research with my lab! We look forward to working with you, Betina!
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