Dr. Peucker-Ehrenbrink is an isotope geochemist involved in the Global Rivers Observatory Project. After finishing high school in Osnabrück, Germany, he studied Geology and Mineralogy at the Technical University of Clausthal, receiving his undergraduate degree in 1985. From there, heI moved to the University of Göttingen where Bernhard completed his Geology Diploma in 1989. After 15 months of Civil Service in the University Medical Center in Göttingen, he joined Al Hofmann’s Geochemistry Department at the Max-Planck Institute for Chemistry in Mainz. In the fall of 1993, Bernhard spent three months as a guest student with Greg Ravizza at the Woods Hole Oceanographic Institution (WHOI). Following the completion of his PhD in 1994, Dr. Peucker-Ehrenbrink returned to WHOI as a postdoctoral scholar, and joined the scientific staff in 1996. Since 2010, he has been a Senior Scientist in the Department of Marine Chemistry and Geochemistry. Dr. Peucker-Ehrenbrink was in residence October, 2012. Dr. Peucker-Ehrenbrink continued to work with local students on collection of local samples for his Global Rivers Project, with sampling occurring monthly. KCAW INTERVIEW