Pterosaurs and large marine reptiles died out in the Cretaceous
Harper Reed -LRB- born March 21 , 1978 -RRB- is an American entrepreneur and Head of Commerce at Braintree , a subsidiary of PayPal .. Braintree. Braintree ( company ). PayPal. PayPal. In 2011 , he served as Chief Technology Officer for Barack Obama 's 2012 re-election campaign .. Chief Technology Officer. Chief technology officer. Barack Obama. Barack Obama. 2012 re-election campaign. Barack Obama presidential campaign, 2012. Besides his claims of technical accomplishments , Reed is known for his punk-rock hair-style .. He has subtitled himself as `` pretty awesome '' and `` pretty much one of the coolest guys ever '' .. According to The Guardian , Reed 's `` background in crowd-sourcing and cloud-computing ... gives a significant clue to what the Obama team hoped to achieve in 2012 '' .. The Guardian. The Guardian