You don't know them; they may have changed your life
By Elizabeth Landau, CNN
Updated 9:37 AM ET, Wed May 15, 2013
Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.
10 medical innovators you don't know – CNN's Life's Work series features innovators and pioneers who are making a difference in the world of medicine. Here are some people you might not know who have changed medicine as we know it. We begin with Dr. Edward Jenner, a British physician, who discovered the vaccine against smallpox. He died in 1823.
1 of 10
10 medical innovators you don't know – Wilhelm Conrad Roentgen, a German physicist, discovered the electromagnetic rays which he called X-rays in 1895. He identified them by accident while experimenting with vacuum tubes. He died in 1923.
10 medical innovators you don't know – Dr. Peter Safar was the pioneer of what we know today as cardiopulmonary resuscitation, or CPR. He developed the technique of mouth-to-mouth resuscitation as well. His efforts have saved hundreds of thousands of lives. Safar died in 2003.
4 of 10
Medical innovators you don't know – Baruch Blumberg shared the 1976 Nobel Prize in Physiology or Medicine with D. Carleton Gajdusek for discoveries related to where infectious diseases come from and how they are spread. He identified the Hepatitis B virus. Blumberg died in 2011.