Positive School Climate: Improving Student Mental Health and Wellbeing An intentionally positive school climate’s impact on improving student mental health and well-being is well documented. Improving student, staff, and caregiver mental health is a clear priority in contemporary Australia. The Closing the Gap Report and the National School Reform Agreement have a focus on mental health and wellbeing. The Nassau County Schools’ Mental Wellness Collaborative, has developed a strategic plan to cultivate strategic community partnerships, improve communication skills, and promote best practices. Australian schools can learn valuable lessons by exploring foundational underpinnings and practical applications from the leadership vision provided by Nassau County.