The Mental Health Units Use of Force Bill – also known as Seni’s Law – requires mental health inpatient units to comply with requirements around use of force policies, training and data collection. The law came into force after years of campaigning, following the death of Seni Lewis. This week Yvette chats to Seni’s mother, Aji Lewis, about why the law is needed and what it means for the future of policing and mental health inpatient services.