If you are interested in livebearers, especially Guppies, you have probably heard of Michael Kempkes of Bocholt, Germany, one of the most distinguished experts in this field and one of the describers of Poecilia wingei. He is the author of the two-volume monograph The Guppies, published in 2010—reason enough for AMAZONAS writer Claus Osche to interview him for this issue.