M. Roberts is a passionate advocate for mental well-being and healthy relationships, particularly for college students. Through Toxic-Proof: The College Student's Guide to Spotting, Avoiding, and Surviving Toxic People, Roberts empowers young men with essential emotional self-defense skills, emphasizing that relationships profoundly shape the college experience, influencing satisfaction, academic success, and mental health. Roberts clarifies that ""toxic"" refers to consistent patterns of self-centered, dishonest, manipulative, or controlling behaviors, not a person's core identity. The book outlines key ""red flags,"" including ""spotlight hogs"" who monopolize conversations, ""boundary pushers"" who ignore limits, ""drama magnets"" who thrive on chaos, and ""emotional manipulators"" who use guilt trips or gaslighting. Readers learn to distinguish between a ""bad day"" and a ""bad pattern,"" as truly toxic individuals rarely apologize or take responsibility. A core principle in Roberts' writing is the redefinition of strength, asserting that true masculinity lies not in ""toughing it out"" but in the courage to set and maintain clear boundaries. Roberts debunks myths that hinder boundary-setting in men, such as the idea that it's ""selfish or antisocial"" or that ""real men don't need boundaries"". The guide provides practical scripts for assertive communication, teaching readers to use ""I"" statements to express needs clearly and respectfully, fostering emotional safety. Roberts also addresses toxic dynamics in romantic relationships, highlighting unique red flags like controlling and possessive behaviors, often disguised as passion or devotion. The importance of cultivating healthy, supportive relationships built on trust, shared values, and accountability is a recurring theme. The book provides a comprehensive mental health toolkit, including strategies for sleep, exercise, mindfulness, and seeking professional help. Roberts confronts the societal stigma surrounding men's mental health, emphasizing that seeking support is a sign of wisdom and strength. Finally, Roberts extends these concepts beyond college, presenting advanced emotional self-defense skills-self-awareness, assertiveness, empathy with boundaries, and quick decision-making -as lifelong assets for thriving in careers, marriages, and all aspects of life.