Our drive to come together into groups yields a survival advantage — but it has a dark side.
Sum #2 book in UK
In September, 2009, Sum became the number 2 book in the United Kingdom on Amazon's bestseller list, only behind Dan Brown's Lost Symbol.
Eagleman and Brian Eno bring Sum to Sydney Opera House
In June, 2009, David Eagleman collaborated with musician/producer Brian Eno to perform a musical reading of Sum to 1,000 people at the Sydney Opera House. In May of 2010 they performed together again to 1,200 people at the Brighton Dome in England. Stay tuned for further performances.