Michael Miller has joined Picoliter of Mountain View, Calif., as vice president of research and development. Most recently, Miller was department director of genomics systems development at Amersham Biosciences. Prior to that, he held several positions at Molecular Dynamics, which was acquired by Amersham. Miller holds a BS in mechanical engineering from San Jose State University. Picoliter develops systems for handling small amounts of liquids that it says have applications in microarray research.