PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Biodiversity Biogeography Evolutionary Studies Taxonomy Zoology Robert W Hansen PeerJ Author Summary Biodiversity Biogeography Evolutionary Studies Taxonomy Past or current institution affiliations UC Berkeley PeerJ Contributions Articles 1 August 14, 2020 Slender salamanders (genus Batrachoseps) reveal Southern California to be a center for the diversification, persistence, and introduction of salamander lineages Elizabeth L. Jockusch, Robert W. Hansen, Robert N. Fisher, David B. Wake https://doi.org/10.7717/peerj.9599 PubMed 32864205