In 2008, the US government sponsored another study, "Early Implementation of Public Single-Sex Schools: Perceptions and Characteristics", which listed the benefits of single-sex schools: (1) Decreases distractions in learning, (2) Reduces student behavior problems, (3) Provides more leadership opportunities, (4) Promotes a sense of community among students and staff, (5) Improves student self-esteem, (6) Addresses unique learning styles and interests of boys or girls, (7) Decreases sex bias in teacher-student interactions, (8) Improves student achievement, (9) Decreases the academic problems of low achieving students, (10) Reduces sexual harassment among students, (11) Provides more positive student role models, (12) Allows for more opportunities to provide social and moral guidance, (13) Provides choice in public education.