Harris & Harris Group Inc.

NEWS RELEASE

HARRIS & HARRIS GROUP, INC.	July 24, 2002
ONE ROCKEFELLER PLAZA
NEW YORK, NEW YORK 10020
NASDAQ/NMS SYMBOL: TINY
CONTACT: CHARLES E. HARRIS
TEL. NO. (212) 332-3606

ARTICLE ON OPTIVA ON NANOTECHPLANET.COM

Shareholders of Harris & Harris Group, Inc. may be interested to read the article dated July 22, 2002 on NanotechPlanet.com entitled, "After 75 Years, Optiva Gives Polarizing Films a Facelift."

Harris & Harris Group has invested $500,000 in Optiva, Inc.

Harris & Harris Group is a Business Development Company with 8,864,231 common shares outstanding.

Detailed information about Harris & Harris Group and its holdings can be found on its website at http://www.hhgp.com.

This press release may contain statements of a forward-looking nature relating to future events. Statements contained in this press release that are forward looking statements are intended to be made pursuant to the Safe Harbor Provisions of the Private Securities Litigation Reform Act of 1995. These forward-looking statements are subject to the inherent uncertainties in predicting future results and conditions. These statements reflect the Company's current beliefs, and a number of important factors could cause actual results to differ materially from those expressed in this press release. Please see the Company's Annual Report on Form 10-K and recent Prospectus filed with the Securities and Exchange Commission for a more detailed discussion of the risks and uncertainties associated with the Company's business, including but not limited to the risks and uncertainties associated with venture capital investing and other significant factors that could affect the Company's actual results. Except as otherwise required by Federal securities laws, Harris & Harris Group, Inc. undertakes no obligation to update or revise these forward looking statements to reflect new events or uncertainties.