The book "Tiri" offers a comprehensive analysis of the work of the NGO of the same name, which was founded in London in 2003. Tiri is a non-profit organization focused on promoting integrity and combating corruption. The authors, Lambert M. Surhone, Miriam T. Timpledon, and Susan F. Marseken, highlight the challenges and opportunities associated with creating an integrity-driven environment in society. By collaborating with governments, businesses, and civil society, Tiri aims to develop practical solutions that lead to sustainable and equitable development. The book addresses the need to move from discussions about corruption to concrete actions to strengthen integrity in various areas. It is aimed at professionals, students, and anyone interested in political and social issues.