Associate Professor | Harvard Medical School Co-Director | Center for Depression, Anxiety, & Stress Research Director | Treatment & Etiology of Depression in Youth Lab | McLean Hospital | www.WebbsLab.com McGill & UPenn alum | Canadian in Bostonhttps://bsky.app/profile/christianwebb.bsky.socialhttps://bsky.app/profile/christianwebb.bsky.social/post/3mm5rypaifs2vI dug into NSDUH data on depression in U.S. teens (12-17) and made the below figure. Rates increased far more sharply for girls than boys, peaking around COVID before modest declines. Shaded region = % with depression receiving mental health treatment. Both depression and unmet need remain high.18 May 2026 21:10 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mm5rypaifs2vhttps://bsky.app/profile/christianwebb.bsky.social/post/3mly44yvn7s25Some evidence of decreasing depression rates among adolescents from the latest National Survey on Drug Use and Health. 60% of teens with depression reported receiving mental health treatment (31% taking meds) https://www.samhsa.gov/data/sites/default/files/reports/rpt56287/2024-nsduh-annual-national-report.pdf16 May 2026 14:55 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mly44yvn7s25https://bsky.app/profile/christianwebb.bsky.social/post/3mjfp22ahjc24Honored to have been part of the Science of Change symposium at URI, celebrating the life and legacy of Dr. James Prochaska. I shared our work using AI and machine learning for real-time detection and scalable interventions in adolescent depression via smartphones and wearables.13 Apr 2026 20:23 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mjfp22ahjc24https://bsky.app/profile/christianwebb.bsky.social/post/3mj2zl2i25s2uCongrats to our lab postdoc Poorvesh Dongre on his IH ’26 (ACM Interactive Health) acceptance in Porto 🇵🇹 EmBot: wearable-triggered stress detection + LLM support, shaped by mental health experts. Preprint: arxiv.org/abs/2604.04915 #DigitalMentalHealth #LLM #Wearables https://arxiv.org/abs/2604.0491509 Apr 2026 14:32 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mj2zl2i25s2uhttps://bsky.app/profile/christianwebb.bsky.social/post/3mgdne7tv4c2jGreat work on this important meta-analysis Hadar! [contains quote post or other embedded content]05 Mar 2026 20:32 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mgdne7tv4c2jhttps://bsky.app/profile/christianwebb.bsky.social/post/3mf5yc62zks26Beyond the headline results, we discuss why meaningful personalization proved elusive – and what promising directions may move the field forward – on the @jamapsychiatry.com podcast: 🎙️https://edhub.ama-assn.org/jn-learning/audio-player/19039530 [contains quote post or other embedded content]18 Feb 2026 21:06 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mf5yc62zks26https://bsky.app/profile/christianwebb.bsky.social/post/3mf5y6j3ucs26New paper from our team: Can ML identify which adolescents benefit most from school-based mindfulness? In 8,376 students (MYRIAD trial), models detected statistically significant but clinically negligible differential effects (d ≈ .07–.08). Precision prevention is hard... [contains quote post or other embedded content]18 Feb 2026 21:04 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mf5y6j3ucs26https://bsky.app/profile/christianwebb.bsky.social/post/3mdj5rn6yrk2bThe special issue call for papers is now live on the JCCP website: “Innovations in Digital Phenotyping for Scalable Personalization of Mental Health Care.” Details and submission information are available here: https://www.apa.org/pubs/journals/ccp/digital-phenotyping-scalable-personalization [contains quote post or other embedded content]28 Jan 2026 20:53 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mdj5rn6yrk2bhttps://bsky.app/profile/christianwebb.bsky.social/post/3mcscj4mzls2y🚨 Upcoming JCCP Special Issue: "Innovations in Digital Phenotyping for Scalable Personalization of Mental Health Care" Edited by Sigal Zilcha-Mano, Roee Admon, & me. 🗓 Pre-proposals due March 2, 2026 Will show on JCCP website soon (sharing early for planning) ⬇️ Call for Papers tinyurl.com/3tkps63c https://tinyurl.com/3tkps63c19 Jan 2026 18:47 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mcscj4mzls2yhttps://bsky.app/profile/christianwebb.bsky.social/post/3mcscj4mzls2y🚨 Upcoming JCCP Special Issue: "Innovations in Digital Phenotyping for Scalable Personalization of Mental Health Care" Edited by Sigal Zilcha-Mano, Roee Admon, & me. 🗓 Pre-proposals due March 2, 2026 Will show on JCCP website soon (sharing early for planning) ⬇️ Call for Papers tinyurl.com/3tkps63c https://tinyurl.com/3tkps63c19 Jan 2026 18:47 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mcscj4mzls2yhttps://bsky.app/profile/christianwebb.bsky.social/post/3mcl23xxbfc2jBuilt a pipeline that automatically runs each morning and pulls new papers + preprints, merges them with CV (recent pubs + grants), and prepares an LLM-ready summary of emerging research directions and relevant funding opportunities. First pass, please improve. OSF: lnkd.in/ev3T2ibn https://lnkd.in/ev3T2ibn16 Jan 2026 21:27 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mcl23xxbfc2jhttps://bsky.app/profile/christianwebb.bsky.social/post/3mbzguccfhc2lInterested in research on depression in youth? New opening for a full-time research assistant in our lab (webbslab.com) to work on a range of projects focused on the causes & treatment of depression in teens. Come join our growing lab. Please RT and share! Apply⬇️ webbslab.com/job-postings09 Jan 2026 21:28 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mbzguccfhc2lhttps://bsky.app/profile/christianwebb.bsky.social/post/3mbzguccfhc2lInterested in research on depression in youth? New opening for a full-time research assistant in our lab (webbslab.com) to work on a range of projects focused on the causes & treatment of depression in teens. Come join our growing lab. Please RT and share! Apply⬇️ webbslab.com/job-postings09 Jan 2026 21:28 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mbzguccfhc2lhttps://bsky.app/profile/christianwebb.bsky.social/post/3mb7le7m7yk2nHonored to have our work recognized by @bbrfoundation.bsky.social, alongside many colleagues doing important work in the field. [contains quote post or other embedded content]30 Dec 2025 14:39 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3mb7le7m7yk2nhttps://bsky.app/profile/christianwebb.bsky.social/post/3m7iwgyipm22wLab dinner with the growing team! 🎉 Thrilled to welcome new postdocs Poorvesh Dongre and Francesca Morfini. Very grateful to work with this brilliant and dedicated group every day.08 Dec 2025 21:01 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3m7iwgyipm22whttps://bsky.app/profile/christianwebb.bsky.social/post/3m76uodwjxc2eJoin us next week at the Technology in Psychiatry Summit #TIPS2025! Dec 11–12 | Virtual | 11AM–5PM ET 💡 Topics: • AI-driven mental health apps • LLMs in dementia caregiving • Digital Navigators bridging tech + care • AI for eating-disorder treatment ...& much more 🔗 tips.societyconference.com/v2/04 Dec 2025 21:03 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3m76uodwjxc2ehttps://bsky.app/profile/christianwebb.bsky.social/post/3m6cq3df36c27Great work on this meta-analysis Hadar! [contains quote post or other embedded content]23 Nov 2025 16:26 +0000at://did:plc:6cwlnl42vwt6466ccsijzmj2/app.bsky.feed.post/3m6cq3df36c27