Marcellus Wallace's Briefcase

A safer America

Just days after his eighteenth birthday, Salvador Ramos walked into the Oasis Outback gun store in Uvalde, all smiles.

Aug 10, 2025 • Robert Kroupa

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September 2022

OD prevention centers

overdose prevention centers.docx

Sep 18, 2022 • Robert Kroupa

March 2022

OSINT: Ukraine Edition

Quite recently, I wrote a (Substack) piece about the emerging field of Open-Source Intelligence (OSINT). With all the reports coming out of the conflict…

Mar 19, 2022 • Robert Kroupa

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January 2022

The field of OSINT

The Final Frontier?

Jan 1, 2022 • Robert Kroupa

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December 2021

Fullwheel

Who is behind this mysterious character?

Dec 28, 2021 • Robert Kroupa

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May 2021

Rethinking the gun debate

The debate over guns/gun control is something that I have followed for a long time, and often it gets ends up in pointless, circular arguments about…

May 25, 2021 • Robert Kroupa

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February 2021

Move over Chimpanzees...

New studies certain animals are more intelligent than previously thought

Feb 11, 2021 • Robert Kroupa

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K-9 Terminator

Like the film, Boston Dynamics' new product is ahead of it's time.

Feb 8, 2021 • Robert Kroupa

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Controversy at Powell's Books

Why is journalist Andy Ngo creating such a fuss?

Feb 4, 2021 • Robert Kroupa

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January 2021

My Portfolio

Please enjoy my articles.

Jan 19, 2021 • Robert Kroupa

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