In recognition of the 500th anniversary of the death of Leonardo da Vinci, art historian Jeff Mishur discusses works of art attributed to this Renaissance master. Mishur focuses on Leonardo's innovative approach to painting and how he helped establish the Italian Renaissance as a distinct period in the history of art. Works discussed include The Last Supper and Mona Lisa, among others. Mishur is the co-owner of Art Excursions, a business providing private guiding, small group tours, travel consulting and lectures on various topics. Art Excursions has been in business for over 20 years. The company was named best boutique private art guide by the Wall Street Journal. Mishur holds an M.A. and a B.A. in the history of art from Northern Illinois University.