He says when it comes to saving energy and money, big changes start with small steps like turning out the lights.

VOA: special.2010.03.22

You know,at one point I thought I was going to be one of those 15." So in 2004, he started the Chris Klug Foundation with the goal of promoting life-saving donations and helping improve the quality of life for donors, recipients and transplant candidates.

VOA: standard.2010.02.26

He was credited with halting at least three potentially fatal bleeding episodes in the imperial heir, Alexis, a haemophiliac, and with saving Vyrubova's life after a train crash.

ECONOMIST: Russian history

He invented a jet inoculation gun, able to give 1, 000 vaccinations an hour and credited with saving many lives in Africa (a photo of Hingson with Nobel laureate Albert Schweitzer hangs in the BBF office).

FORBES: Your Charity Dollars at Work

Koch was mayor for three terms, from 1978 through 1989, and is credited with saving the city from near-financial ruin.

WSJ: Former NYC mayor Koch moved to intensive care