My new sci fi thriller, The Stolguard Incident, is now available! It can be purchased in print, ebook, or audio versions on Amazon here. You can also find the print version on Barnes & Noble here, or you may be able to ask your local bookst
Banks work in ways that are unintuitive for a lot of people. And yet, understanding the banking system as a whole is really helpful for investing, because having a grasp of how the banking system is functioning helps you determine whether y
December 2025 For many years now, I’ve been bullish on bitcoin, and continue to be, but have not extended that view toward any other cryptocurrency. That decision continues to hold up well. Since I first recommended it in April 2020, it has
Originally published: July 2025 During the past year or so, the Bitcoin ecosystem has largely been led by the rise of corporate bitcoin treasury strategies. Although Strategy (MSTR) pioneered the trend back in 2020, the follow-on adoption b
My Twitter/X account was compromised from February 26th to March 3rd, but I confirm that I’ve regained control of it now. Thank you to everyone who helped make it happen. Fortunately, I still had access to Nostr during that time (e.g. prima
This research piece on fiscal dominance in the United States was compiled and written by Sam Callahan, and commissioned and advised by Lyn Alden. Published: January 2025 Executive Summary • Structural fiscal deficits have surpassed private
This research piece on the correlation between measures of liquidity and the price of Bitcoin was compiled and written by Sam Callahan, and commissioned and advised by Lyn Alden. Published: September 2024 Executive Summary Bitcoin moves in
Published: August 2024 In the modern era of corporate finance, the balance sheet of a corporation has trended toward being less important relative to the income statement. Back during Benjamin Graham’s quintessential value investing days, h
Published: July 2024 It would be powerful if you could bring your digital identity, content, and followers from one social ecosystem, such as Twitter, LinkedIn, Instagram, or Substack, to another. Imagine if you could publish content and se
In my book Broken Money, I wrote about the past, present, and future of money through the lens of technology. And importantly, I put a lot of focus on connecting some of those technological or quantitative elements to the human impact that