drugs, supplements, nutraceuticals, and functional foods that improve mental functions such as cognition, memory, intelligence, motivation, attention, and concentration. Also referred to as "smart drugs", "brain steroids", "memory enhancers", "cognitive enhancers", "brain boosters", and "intelligence enhancers". includes activities that improve awareness and identity, develop talents and potential, build human capital and facilitates employability, enhance quality of life and contribute to the realization of dreams and aspirations. The concept is not limited to self-help, but includes formal and informal activities for developing others, in roles such as teacher, guide, counselor, manager, coach, or mentor. Finally, as personal development takes place in the context of institutions, it refers to the methods, programs, tools, techniques, and assessment systems that support human development at the individual level in organizations.