Guilherme Nascimento Valadares is founder and research director of Instituto PDH | PapodeHomem, which has been working to transform men for 18 years, as well as being a strategic partner of the Elas Lideram Movement and the human rights area of the UN Global Compact – Brazil Network. He has been lecturing and conducting immersions on masculinity, equity, and inclusion for almost two decades— always from an intersectional perspective. He visits companies, foundations, schools, communities, and sports centers. He is the creator and producer of the documentaries and national studies “O silêncio dos homens” (The Silence of Men) and “Meninos: sonhando os homens do futuro” (Boys: Dreaming of the Men of the Future).