Kathleen Alexander, Virginia Tech and Mpho Ramotadmia, CARACAL (image) Virginia Tech Share Print E-Mail Caption Kathleen Alexander, an associate professor of wildlife at Virginia Tech, and Mpho Ramotadima, a community extension officer at the Center for African Resource: Animals, Communities and Land Use (CARACAL), check water quality at a public faucet in a Botswana village. Alexander conducts research through CARACAL, a nonprofit nongovernment organization she co-founded in Botswana. Credit Virginia Tech Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.