After earning their doctorates, hydrologists have an excellent and lucrative array of venues in which to practice their learning. For those who just can't get enough of the university milieu, there are a multitude of university positions in hydrology. How else would the knowledge be passed down? Hydrologists may choose to teach hydrology and related sciences at the university level, leaving them time to work as consultants or policymakers on the side. Many find that a rewarding conjunction of theoretical and practical, or applied, hydrology can be attained while holding position in a university Hydrology department.