EXHIBIT 23.3 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated August 14, 2001 relating to the financial statements and financial statement schedule of PAREXEL International Corporation, which appears in PAREXEL International Corporation's Annual Report on Form 10-K for the year ended June 30, 2001. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP Boston, MA May 1, 2003