EXHIBIT 23 Consent of KPMG LLP The Board of Directors Simulaids, Inc.: We consent to the inclusion of our report dated March 19, 1999 with respect to the balance sheets of Simulaids, Inc. as of December 31, 1998 and 1997 and the related statements of income, shareholder's equity and cash flows for each of the years in the three year period ended December 31, 1998, which report appears in the Form 10-K of The Aristotle Corporation for the fiscal year ended June 30, 1999. /s/ KPMG LLP KPMG LLP New York, New York September 27, 1999