Exhibit 23(b)


                  CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS

As independent public accountants, we hereby consent to the incorporation in
this registration statement on Form F-4, of our report dated February 17,
1999, included in Healthworld Corporation's Annual Report on Form 10-K for
the year ended December 31, 1998, and to all references to our Firm included
in this registration statement.


                                             /s/ Arthur Andersen LLP
Melville, New York
February 3, 2000