1. Of, relating to, engaged in, or suitable for a profession: lawyers, doctors, and other professional people. 2. Conforming to the standards of a profession: professional behavior. 3. Engaging in a given activity as a source of livelihood or as a career: a professional writer. 4. Performed by persons receiving pay: professional consultant. 5. Having or showing great skill; expert: a professional repair job. 6. A person following a profession, especially a learned profession. 7. One who earns a living in a given or implied occupation: hired a professional to build the house. 8. A skilled practitioner; an expert.
Leadership Advocate and Co-Founder of the Goldzone Group. I help leaders to master the new rules of leadership for the new economy. Over the past 30 years, I have visited more than 500 cities in 54 countries to explore, learn from, and help many of the world’s leading companies, leaders, and luminaries in science, technology, health, finance, and entrepreneurship.