Sergio Fernández is a Spanish entrepreneur, consultant, trainer, and speaker, specialized in entrepreneurship, personal and business development. He is the founder of Instituto Pensamiento Positivo and author of several successful books, including "Vivir sin jefe" (Living Without a Boss), "El pequeño libro de la felicidad" (The Little Book of Happiness), and "El viaje de la vida" (The Journey of Life). His works focus on motivation, productivity, and business creation.
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