Dan Haseltine is an American singer-songwriter best known as the lead vocalist of the Christian rock band Jars of Clay. The band gained popularity in the 1990s with their self-titled debut album, which included the hit single "Flood." Haseltine's distinctive voice and thoughtful lyrics have contributed to the band's success over the years. In addition to his work with Jars of Clay, Haseltine is involved in various humanitarian efforts and social justice initiatives. He co-founded the organization Blood:Water Mission, which focuses on providing clean water and healthcare in Africa. His commitment to these causes reflects his desire to make a positive impact beyond music.