Question: What is the name of the 1981 international bestseller written by the co-presenter of an event organised by Northern Telecom in which Professor Nicholas Negroponte's 'trading places' idea was renamed the 'Negroponte Switch'? 
Sentence (from "OLPC XO"): The XO was developed by Nicholas Negroponte, a co-founder of MIT's Media Lab, and designed by Yves Behar's Fuseproject company.
Relevant evidence: No