PDI, Inc. to Hold First Quarter 2007 Financial Results Conference Call on Wednesday, May 9, 2007

Business Wire, May 3, 2007

SADDLE RIVER, N.J. -- PDI, Inc. (NASDAQ:PDII), a provider of commercialization services to the biopharmaceutical industry, today announced that it will release its first quarter 2007 financial results on Wednesday, May 9, 2007 after the market close.

PDI will host an investment community conference call beginning at 4:30 p.m. Eastern time on May 9, 2007 to discuss these results and to answer questions.

To participate in the live conference call by telephone, please dial (866) 644-4654 from the U.S., or for international callers, please dial (706) 634-8407.

Those interested in listening to the conference call live via the Internet may do so by visiting the Investor Relations section of PDI's web site at http://www.pdi-inc.com. A replay will be available on the web site. A telephone replay will be available from 6:30 p.m. Eastern time on May 9, 2007 through 11:59 p.m. Eastern time on May 11, 2007 by dialing (800) 642-1687 (domestic) or (706) 645-9291 (international) and entering conference ID number 8015062.

About PDI

PDI provides commercialization services for established and emerging biopharmaceutical companies. The Company is dedicated to maximizing the return on investment for its clients by providing strategic flexibility; sales, marketing and commercialization expertise.

PDI operates in two areas, Sales Services and Marketing Services. Our Sales Services include Performance Sales Teams[TM], which are dedicated teams for specific customers; Select Access[TM], our targeted sales solution that leverages an existing infrastructure; and PDI ON DEMAND, innovative sales services that provide rapid, customized sales force solutions tailored to meet local, regional, and seasonal needs. Our Marketing Services include marketing research and consulting services through TVG in Dresher, PA., and medical communications services through Pharmakon in Schaumburg, IL. In addition, PDI is a high-quality provider of ACCME-accredited continuing medical education through Vital Issues in Medicine (VIM[R]), located in Dresher, PA. PDI's experience extends across multiple therapeutic categories and includes office and hospital based initiatives.

PDI's commitment is to deliver innovative solutions, unparalleled execution and superior results for its customers. Recognized as an industry pioneer, PDI remains committed to continuous innovation and to retaining the industry's highest-quality employees. For more information, please visit the Company's website at www.pdi-inc.com.