'The Total Money Makeover' by Dave Ramsey is a personal finance book that outlines a practical, step-by-step approach to achieving financial freedom by eliminating debt, sticking to a budget, and building wealth. The book presents seven 'baby steps' that guide readers from creating an emergency fund to investing for retirement and giving back to the community. Key strategies include the debt snowball method, living on a budget, avoiding new debt, and focusing on behavior change to achieve lasting financial success.