Johannes Gräff, PhD, is Associate Professor and Director of the Laboratory of Neuroepigenetics at the Brain Mind Institute of the Ecole Polytechnique Federale de Lausanne (EPFL) in Lausanne, Switzerland. Trained as a biologist at the University of Lausanne, Johannes Gräff obtained his PhD in Neuroscience at ETH Zurich before pursuing his postdoctoral studies at the Picower Institute of Learning and Memory at the Massachusetts Institute of Technology in Boston, USA. His laboratory studies the molecular underpinnings of memory formation, storage and change, with a particular emphasis on epigenetic mechanisms.

Steve Ramirez is an Associate Professor of Psychological and Brain Sciences at Boston University and a former Junior Fellow of Harvard University. He received his B.A. in neuroscience from Boston University and went on to receive his Ph.D. in neuroscience at MIT. His lab focuses on imaging and manipulating memories throughout the mammalian brain, with a particular emphasis on artificially modulating memories to alleviate symptoms associated with pathologies of the brain.