John Tiso, CCIE #5162, CCDP is a Product Manager at Cisco Systems. His current responsibilities include the product management of Cisco’s training and certification programs around design and architecture. Before working with Cisco, John held various engineering and architecture roles in the Cisco partner channel. In addition to his CCIE and CCDP certifications, he holds multiple industry certifications from Cisco, Microsoft, CompTIA, and Sun Microsystems. He holds a Graduate Citation in strategic management from Harvard University and a Bachelor of Science degree in computer science and mathematics from Adelphi University. John is a published author and has served as a technical editor for both McGraw-Hill and Cisco Press. He has spoken multiple times at the Cisco Live! (Networkers) conference and the national CIPTUG conference. He has served as an expert on Cisco’s NetPro Forum “Ask the Expert” online events. John currently resides in Amherst, New Hampshire, with his wife, three children, and his running partner, Molly (who never complains, but sometimes barks). He is a nine-time marathon finisher, including five Boston Marathons. He can be reached at firstname.lastname@example.org.