"The Family of Man" is a song written by Paul Williams and Jack Conrad, produced by Richard Podolor.
[1] It was most famously performed by Three Dog Night and featured on their 1971 album, Harmony.
[2] In the US, "The Family of Man" reached #12 on the Hot 100 and #27 on the U.S. adult contemporary chart.
[3] Outside of the US, "The Family of Man" peaked at #5 in Canada.
You can help Wikipedia by expanding it.