Shari Lewis and Lamb Chop

For almost half a century, celebrated ventriloquist and entertainer Shari Lewis (1933–1998) delighted generations of children and adults with the help of her trusted sock puppet sidekick, Lamb Chop. For decades, the beloved pair were synonymous with children's television, educating and entrancing their young audience with their symbiotic personalities and their proclivity for song, dance, and the joy of silliness.

But as iconic as their television personas are, relatively little inside knowledge has been revealed about Lewis herself and the life-changing moments that led her to the entertainment industry, and perhaps most importantly, to Lamb Chop.

Renowned as a performer, Lewis was equally accomplished in business. Operating in an era when women were largely left out of the conversation, she was one of the few women to run her own television production company. Whether it was singing, dancing, conducting, writing, drawing, or ventriloquism—a skill in...