Baseball In The Attic

Baseball In The Attic USPAP Compliant sports card & memorabilia appraiser. Lead appraiser for PSA
Board of Directors ISA Michael is a contributor to Forbes Magazine.

Baseball In The Attic is dedicated to educating others about vintage card and sports memorabilia collecting. Michael is also head appraiser for PSA

Last week, I introduced David Rubenstein (Carlyle Group/Baltimore Orioles) to the University Club of Chicago. The topic...
09/11/2025

Last week, I introduced David Rubenstein (Carlyle Group/Baltimore Orioles) to the University Club of Chicago.
The topic… Investing in Sports

I’m beyond excited to be a judge on this esteemed panel. Can’t wait to start judging this Fall 😀
07/31/2025

I’m beyond excited to be a judge on this esteemed panel. Can’t wait to start judging this Fall 😀

I have started a new youtube podcast. I would appreicate each one of you to subsribe and watch the podcats. Please comm...
05/13/2025

I have started a new youtube podcast. I would appreicate each one of you to subsribe and watch the podcats. Please comment and let me know who you want me to interview next?
https://www.youtube.com/

Thanks for being a top engager and making it on to my weekly engagement list! 🎉Stephen La Serra, Joito Ortiz Martir, Ric...
04/03/2025

Thanks for being a top engager and making it on to my weekly engagement list! 🎉

Stephen La Serra, Joito Ortiz Martir, Rich Pustizzi

03/14/2025
4 year anniversary of being the lead appraiser at PSA. Looking forward to another 4 years
10/02/2024

4 year anniversary of being the lead appraiser at PSA. Looking forward to another 4 years

PSA articles contain a wealth of information about athletes, cards, card sets, autographs, auctions, prices and top hobby sales. Browse the entire library today to learn more about your collection.

08/11/2024

Will this jersey sell for over or under $30 million?

08/06/2024

You ask and you shall receive. The Sports Appraiser Podcast is now live wherever you stream podcasts. I would love to hear your thoughts (good and bad)
https://link.chtbl.com/TheSportsAppraiser

03/31/2024

I’ll be in New Jersey very soon. Who can I help?

Great to share my passion with the Chicago Tribune
02/14/2024

Great to share my passion with the Chicago Tribune

Michael Osacky occupies an important niche in the surprisingly vast, sometimes wicked and increasingly competitive and lucrative world of sports memorabilia.

Thanks to The NY Times for including me (and photo) into the Sunday feature on and sports cards/memorabilia.
01/28/2024

Thanks to The NY Times for including me (and photo) into the Sunday feature on and sports cards/memorabilia.

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76 E Monroe St
Chicago, IL
60603

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