Jason Livingston IES, IALD, LC is the principal of Studio T+L, a leading lighting design firm based in New York City. In addition to his design work, Mr. Livingston is on the faculty of New York School of Interior Design and New York University, and is the co-chair of the IES Color Committee. He is also the author of Designing with Light: The Art Science and Practice of Architectural Lighting Design. Mr. Livingston is a frequent speaker on lighting design and color related topics, especially color rendering and ANSI/IES TM-30.