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In page Inga Stephens Pratt Clark:

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Later the Pratts purchased a sprawling home in Highlands, New Jersey, with over thirty rooms, nicknaming it the Ipsy-Wipsy Institute. It too became a gathering place for their literary friends.[9][10][11][12] Their guests included the Hydra Club members already mentioned, other science fiction and fantasy writers such as L. Sprague de Camp, Theodore Sturgeon, Isaac Asimov, and Laurence Manning, and notable mainstream authors and editors such as John Ciardi, Basil Davenport, Bernard DeVoto, and Eugenie Clark.[citation needed]