Note: This guest essay was written by someone who works for a regulated entity and is not authorized to speak publicly on corporate or market issues. They have been closely following the evolution of ...

Writing, editing, and promoting How Not to Invest sucked up a lot of time over the past 2 years. One of the items that fell off my calendar was the weekend car posts. Other than an update on the 911 E...

I’m not a Shark Tank viewer. But I was intrigued by something Kevin O’Leary, aka Mr. Wonderful, said in this podcast (via a post by Nick Magiulli). O’Leary discusses various aspects of his career, inc...

After the Census Bureau issued a report tied to a Trump-aligned think tank, the bureau's parent agency cut language banning political interference from its scientific integrity policy, NPR learned.

My professional focus has been identifying and trying to correct the common behavioral errors we all make as investors. One cannot help but notice how similar mistakes are made by these large collecti...

There has been a lot of discussion about the impact of AI slop on writing and other creative works. I can’t speak to AI music or AI-created actors, but I can talk a bit about writing. To me, the bigge...

One of America’s most trusted institutions just put its name on a totally bogus voter-fraud report.

Recent claims of the “Closing of the K” are wishful thinking. I have a longish piece on this that I plan to cut down to a manageable size soon. But before we can intelligently discuss “K” or “C” or “E...

What Happened * Etched, an AI-chip startup founded by three 24-year-old Harvard dropouts, has begun shipping its first chips. * The company has more than $1 billion in orders and is raising $700 ...

ALT: Pudgy Penguin Says Thank You with a Hat Tip

An interesting article about investors carrying too much cash was in today’s Wall Street Journal. There’s nothing in the piece that is inaccurate or misleading; it’s just a little narrow and could use...

I’m categorically against self-checkout. I mean I’m already doing all the work. But it’s even worse, the machines are so theft-avoidant that you’ve got to follow a specific routine, not only scanning ...

We are all systematically blind to how often things fail. A 2026 research paper, titled The Failure Gap, goes into great detail about this. The paper’s authors reviewed over 30 “life domains”; they de...

Some lessons from investors in South Korea.

We are all systematically blind to how often things fail. A 2026 research paper, titled The Failure Gap, goes into great detail about this. The paper’s authors reviewed over 30 “life domains”; they de...

Sometimes you can’t see the world clearly from the inside.

What a fun conversation! I sat down with Jon Erlichman (formerly of Bloomberg, now at Ticker Take) to discuss the biggest mistakes investors make. Here is the overview: Most investing advice tells you...

Funny story: I was supposed to have Bobby Bonilla on for Masters in Business, but it did not come to pass.1 That was a shame, because it’s a fascinating cautionary tale about hubris, fraud, misunderst...

Om Malik passed away on June 24, 2026, at Stanford Hospital after a long health journey with his heart. He was surrounded by family and friends. We invite you to share your remembrances of Om in th…

As chairman of the Federal Reserve, Alan Greenspan became the world's most high-profile banker.

     This week, I speak with Seth Klarman, CEO and portfolio manager of The Baupost Group, a Boston-based investment manager with a multi-strategy approach. Founded in 1982 with $27 million in seed ...

     This week, I speak with Seth Klarman, CEO and portfolio manager of The Baupost Group, a Boston-based investment manager with a multi-strategy approach. Founded in 1982 with $27 million in seed ...

Since it’s commencement time, I wanted to share a few thoughts on serendipity. I have been working in finance since 1996 — three decades. My views on nearly everything have evolved over that time: Ind...