'Ted' Daeschler is an American vertebrate paleontologist and Associate Curator and Chair of Vertebrate Biology at the Academy of Natural Sciences in Philadelphia.

He is a specialist in fish paleontology, especially in the Late Devonian, and in the development of the first limbed vertebrates.

[1][2][3] He is the discoverer of the transitional fossil tetrapod Hynerpeton bassetti,[4] and a Devonian fish-like specimen of Sauripterus taylori with fingerlike appendages,[5] and was also part of a team of researchers that discovered the transitional fossil Tiktaalik.

He is also known for his work on the preservation of natural history collections.

[7] He is a professor at Drexel University in the Department of Biodiversity, Earth and Environmental Science.