FedEx Corp’s founder and former CEO Frederick Smith, who started the global delivery conglomerate with more than a dozen planes in the 1970s, has died, the company’s CEO Raj Subramaniam said in memo to staff posted on its website on Saturday. He was 80 years old.

FedEx leadership shares personal reflections on Fred Smith's enduring influence. The company's current CEO worked with Smith at FedEx for 34 years.

FedEx founder Fred Smith was a complex character with numerous interests. Here's a look at some perhaps under-reported aspects of his life.