Long Island hires and promotions: Stephen L. Dewey, Seafield Center

HEALTH CAREDr. Stephen L. Dewey of Manorville, was hired as director of research education at Seafield Center in Westhampton. He is director of the Laboratory for Behavioral and Molecular Neuroimaging at North Shore-LIJ's Feinstein Institute for Medical Research in Manhasset.

LAW

Farrell Fritz of Uniondale has hired two attorneys and one paralegal from John W. Giblin Jr. PC in Melville.

John W. Giblin Jr. of Lloyd Harbor is counsel, concentrating in trusts and estates law. He previously was a senior partner.

Yeshim E. O'Donnell of Lloyd Harbor is also counsel in trusts and estates. She was previously counsel.

JoAnn Jostlin of Jericho was hired as a paralegal, her previous position.

MARKETING

Howard Davidson of Roslyn Heights joins Centra360,a brand activation agency in Westbury, as chief marketing officer. He was senior vice president/retail platforms at Acosta's Shopper Solutions in Norwalk, Connecticut.