Sagi Haviv is a partner and logo designer at Chermayeff & Geismar & Haviv, this independent New York-based graphic design firm is responsible for many of the most famous logos of all time, including those for Mobil Oil, Chase bank, PBS, NBC, Showtime Networks, NYU, National Geographic, and Barneys New York. The firm most recently designed the new logo for Animal Planet. Check out Sagi’s new online class Designing Brand Symbols: The Principles & Process of Making Logos that Last.