Author Archives: samweiss

This scoping review looks at the availability of literature addressing psychiatric genomics in Latin American populations. The review found only 52 papers considering Latin American populations in functional genomics research of psychiatric disorders, presenting the opportunity to improve the research by diversifying included populations.

This clinical commentary highlights the potential for wearable devices to function not merely as measurement tools but as interpretive systems that shape identity appraisal and mental health during the perinatal transition.

People that experience prenatal alcohol exposure are at higher risk for risky alcohol drinking as adolescents or young adults. This project investigated the combined and separate impacts of prenatal and adolescent alcohol exposure on cognition and decision making and found that the “double hit” of prenatal and adolescent exposure yielded...

This study looked at whether the way people text and use their smartphones can help identify those at risk for long-term mental and physical distress after experiencing a traumatic event. Researchers tracked the phone usage of over 1,000 trauma survivors via a background app and found that individuals with slower...

This study examined how young adults at elevated risk for psychosis are using generative AI chatbots and found that they were more likely to engage in intensive, emotionally oriented use, including treating chatbots as companions, friends, or therapists. The findings also suggest that potentially delusion-related interactions with AI are relatively...

This paper argues that ethical frameworks for AI in mental health should go beyond narrow concerns about safety or accuracy and instead help society navigate real-world tradeoffs as AI systems rapidly evolve. The authors outline a set of guiding principles focused on reducing harm, protecting vulnerable users, clarifying when AI...

This study looked at the relationship between obsessive-compulsive disorder (OCD), which commonly co-occurs with anorexia nervosa (AN) and bulimia nervosa (BN), and avoidant/restrictive food intake disorder (ARFID). Results found significant association with OCD symptoms and ARFID dimension, and that symptoms varied by sex.

This paper looked at genetic and environmental factors contributing to loss of control (LOC) in eating, BMI, and cigarettes per day (CPD) in same-sex twins. Analysis found that genetics accounted for 62% of variance in BMI, and nonshared environmental factors accounted for 76% of LOC in females and 71% of...