Jairo Restrepo Rivera (Medellín, Colombia, 1956) is an agronomist, international lecturer, and consultant in organic and biodynamic agriculture. He is known for his practical and critical approach to conventional agriculture, promoting self-sufficiency and food sovereignty. He has written several books, including "La Vaca que Carga una Montaña" (The Cow that Carries a Mountain) and "Guía Práctica de Abonos Orgánicos" (Practical Guide to Organic Fertilizers).