Brenda Young has been named to the staff of ACR Image Metrix (Philadelphia) as senior director of clinical operations. Young's background includes many years of experience at the American College of Radiology, with previous experience as a clinical research associate, quality control auditor, regulatory affairs coordinator and senior director of clinical trials informatics. ACR Image Metrix is a radiology research organization affiliated with the American College of Radiology.

Richard Baron was named CFO of Avid Radiopharmaceuticals (Philadelphia). Baron most recently was the CFO of eResearchTechnology. Avid Radiopharmaceuticals specializes in the diagnosis and monitoring of brain disorders.

Liesl Cooper, PhD, has been named VP, healthcare economics, policy and reimbursement for Covidien (Mansfield, Massachusetts). She joins Covidien from Johnson & Johnson's Cordis unit, where she was VP-health economics & reimbursement. Covidien manufactures, distributes and services a diverse range of product lines in four segments: Medical Devices, Imaging Solutions, Pharmaceutical Products and Medical Supplies.

Michael Giuliani, MD, was named VP of R&D for pharmaceutical products and imaging solutions for Covidien (St. Louis). Dr. Giuliani comes to Covidien from Xanodyne Pharmaceuticals, where he was chief medical officer and executive VP of product development. Within the same division of Covidien, James Young, PhD, was named VP of R&D operations. Young previously was VP of product development at Xanodyne. Ralph Heasley, PhD, was named VP of global R&D technology, pharmaceutical products. Heasley also worked at Xanodyne. Covidien makes product lines in four segments: medical devices, imaging solutions, pharmaceutical products and medical supplies.

Maureen Loftus was named president/COO of IBT Laboratories (Lenexa, Kansas). Previously, she was president of the Bode Technology Group. IBT Laboratories is a clinical diagnostics and biomedical research laboratory specializing in immunology and allergy assays.

Carl Aschinger Jr., Owen Johnson, MD, and Fred Miller have been re-elected as directors of Neoprobe (Dublin, Ohio) for terms ending at the 2011 annual meeting. Neoprobe makes oncology and cardiovascular surgical and diagnostic products.

Denis O'Connor was named CEO of Medical Tactile (MTI; Los Angeles). O'Connor has held senior management positions at Philips Medical Systems, Sony Medical Systems and Lockheed Martin Medical Systems. Medical Tactile makes pre-mammography technologies for the detection and assessment of cancer and other diseases of the breast.

Bob Silverman was named CEO of mtm laboratories (Heidelberg, Germany). Silverman has been mtm's chief commercial officer and president of the company's U.S. subsidiary since mid-2005. mtm laboratories makes in vitro diagnostics for cervical cancer screening.

• Tenet Healthcare (Dallas) reported that Dan Bowers was named CEO of John F. Kennedy Memorial Hospital, a 145-bed acute-care regional medical center located in Indio, California, east of Palm Springs. Bowers has been with Tenet since 1997, serving most recently as CEO of San Dimas Community Hospital. Tenet Healthcare, through its subsidiaries, owns and operates acute-care hospitals and related ancillary health care businesses, which include ambulatory surgery centers and diagnostic imaging centers.

Tamir Kazaz, CFO of Rosetta Genomics (Jersey City, New Jersey) for the past 2-1/2 years, has resigned. He is expected to leave during the second half of 2008, and will support the company in its search and during the transition of his duties. Rosetta Genomics makes microRNA-based diagnostics and therapeutics.