Assistant Secretary of Labor for OSHA Edwin G. Foulke Jr. announced key executive personnel appointments at the agency, including the appointment of two deputy assistant secretaries, a new chief of staff and two new directorate heads. C. Bryan Little and Donald G. Shalhoub were appointed deputy assistant secretaries; Gabe Sierra is the new OSHA chief of staff; Steven F. Witt is the new director of the Directorate of Construction, and Dorothy Dougherty is the new director of the Directorate of Standards and Guidance.