Ben Lamm is an American entrepreneur recognized for his work in biotechnology and technology ventures. He is best known as the co-founder and CEO of Colossal Biosciences, a company dedicated to de-extinction and genetic engineering. Lamm partnered with George Church on the idea of de-extinction, and Colossal Biosciences launched in 2021 with the goal of bringing back the woolly mammoth within a decade, utilizing genetic technology such as CRISPR.