There are eight billionaires in the U.S. who made their wealth in orthopedic and spine-related healthcare ventures, according to Forbes' annual list of the richest people in the world.
Here is where the U.S.' eight healthcare billionaires went to college:
Note: Net worth totals and wealth rankings are current as of May 8.
312. Ronda Stryker, $6.9 billion, became a director of medical equipment company Stryker Corp. after attending the University of Northern Colorado in Greeley and Western Michigan University in Kalamazoo.
334. John Brown, $7.7 billion, ran Stryker Corp. for 32 years after attending Auburn (Ala.) University.
364. Reinhold Schmieding, $7.3 billion, started orthopedic surgical tools company Arthrex in 1981 and still owns more than 90 percent of the company after attending Michigan State University in East Lansing.
563. Jon Stryker, $5.4 billion, inherited a stake in Stryker Corp. after attending Kalamazzo (Mich.) College and the University of California at Berkeley.
809. Pat Stryker, $3.9 billion, inherited a stake in Stryker Corp. after dropping out of the University of Northern Colorado in Greeley.
1623. Amy Wyss, $2 billion, worked at her father's medical equipment firm Synthes for years before it sold to Johnson & Johnson after attending Skidmore College in Saratoga Springs, N.Y.
1764. Gary Michelson, MD, $1.8 billion, is a retired orthopedic and spine surgeon who holds over 340 U.S. patents. He attended Temple University in Philadelphia and Hahnemann Medical College in Philadelphia.
2152. David Paul, $1.4 billion, founded and is currently the executive chair of spine manufacturer Globus Medical after attending the University of Madras in India and Temple University in Philadelphia.