Virtual Class: Enzymes and the Reduction of Stains & adhesive residues from uncoated surfaces

We are delighted to announce another IAP Virtual seminar with Matthew Cushman.


Enzymes and the reduction of stains & adhesive residues from uncoated surfaces

Date: Thursday, 5 May 2022
Time: 3pm BST
Tutor: Matthew Cushman
Price: £25.00
Platform: Zoom
Registration: Eventbrite

This IAP Virtual seminar will consist of a 55 minute presentation followed by 15 minutes of discussion and questions.

This seminar will be of particular relevance to paper and textile conservators in its exploration of the use of enzymes in conservation cleaning applications. Topics to be discussed include: a summary of key scientific concepts; enzyme selection; adjustment and control of aqueous solution parameters for the optimization of enzyme activity; and delivery methods.


Matt Cushman is Conservator of Paintings and Affiliated Assistant Professor at the Winterthur/University of Delaware Program in Art Conservation, where he teaches fundamentals of paintings conservation and the application of scientific principles in conservation practice. His research interests include novel materials for the cleaning of painted surfaces, structural treatment of easel paintings, and the techniques and materials of early American painting.

For more information please visit our website
Please register on Eventbrite

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CACG Membership does not constitute a professional endorsement and may not be used in advertisement.

Latest Updates:

Job Openings:

Position available: Conservation Resident at Northwestern University Libraries

posted 1/31/2022

Job Posting: Director of Conservation Services at the Newberry Library

1/14/2022 Interested candidates should send a resume and cover letter to

Applications will be reviewed as they are received.

For more info see: Job postings above.

Upcoming meetings for SMSI group :


SMSI Meeting ,  Friday, June 17th, 2022


June Virtual SMSI Meeting on ZOOM

"Lake Superior Agate Origins, Classification and Prospecting" by Mr. Jim Magnuson

 Author, Owner of Minnesota Rocks










Nodule Agate Cut Open to Reveal Beautiful Interior

– credit: J. Magnuson

For more info on this zoom meeting Click on:

"SMSI meeting" on menu bar above.

Call for Papers

Inter/Micro 2022

72nd Annual International Microscopy Conference 

Tuesday, Sept. 20 - Friday, Sept. 23, 2022

at McCrone Research Institute, Chicago

  for more info see "SMSI Meeting" in the above tab.



Register today for McCrone Research Institute's new 2021 online and in-person courses. Select the course title to read the full course description and register securely online:

Go to


     Support McCrone Research Institute

After 60 years of providing scientific and educational service, and for the first time in our organization's history, we are asking for your help. Due to the coronavirus (COVID-19) pandemic, all McCrone's operations and programs have been temporarily reduced or suspended, and we have gone to an on-demand course schedule. Please make a gift to the McCrone Research Institute COVID-19 Relief and Preservation Fund to sustain the Institute for current and future generations of scientists.


Donate on GoFundMe Charity


 Shop AmazonSmile and Benefit McCrone

You can make a charitible contribution to McCrone Research Institute's future through the AmazonSmile donation program. Amazon will donate 0.5% of the price of your eligible purchase to McCrone when you shop on the AmazonSmile website ( or with the Amazon mobile app using the AmazonSmile option.

Shop on AmazonSmile


Chicago Area Conservation Group                        


Midwest Regional Conservation Guild  



Any Questions?
you can email us at:

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If you have ideas or suggestions for future meetings, please let us know. Just call or email any of the CACG officers (Susan, Mary, Carol, Inez, Amber or Maria).

Related Links:

American Institute for Conservation

    McCrone Research Institute
     State Microscopical Society of Illinois
     Midwest Regional Conservation Guild

Please stay safe !!

Wear your mask and let us know how you are! We are in this together!

        Chicago Conservation News:

Rachel Sabino has an interesting article on

• "It broke: Dispatch from a Homeschooling Conservator".

Other topics of Art Inst. of Chgo articles:

• "The Secrets of a Mummy Emerge" by Arico, McIlvaine, and Tom

• "Nighthawks as Hope" A Curator Muses on Edward Hopper & Crisis" by Oehler

• "Conservation: The Dilemma of Extending Life" by Molina

See all at:


Our Past CACG Meetings:


To see Frances Willard's Bio or history background ; go to "CACG Meetings" Frances Willard meeting flyer or to their website:

Photos and description of our visit to the Frances Willard House Museum is now available for viewing. Click on "Frances Willard Museum visit" under Photo Gallery.


Check out photos from our most recent tour of the Ed Paschke Art Center meeting.

Under Photo Gallery / "Ed Paschke Art Center tour"

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 Photos from our visit to the Field Museum's "Behind the Scenes" meeting. Under Photo Gallery / Field Museum's "Behind the Scenes".

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Also you can see a video of "Undressing a Mannequin Timelaspe":