Ruxandra’s Substack

Education as an AI safety area

If we count on human judgement to guide AI, we need to maintain institutions that cultivate it.

Sep 18 • Ruxandra Teslo

118

26

33

Curing cancer won’t redeem AI

Fears around AI are about loss of human agency and purpose. Curing cancer won’t fix that.

Sep 1 • Ruxandra Teslo

170

53

43

July 2026

Intelligence is not the main bottleneck

Confessions of a naive hamster: why the smartest people in the room keep missing that intelligence is often not the main bottleneck in the real world

Jul 21 • Ruxandra Teslo

714

117

156

June 2026

Manufacturing requirements are killing cell and gene therapy

Some of the most promising drugs are bottlenecked by a "boring" but incredibly important problem

Jun 10 • Ruxandra Teslo

84

7

8

April 2026

Considerations for egg freezing: a practical guide

Some additional notes on practical steps towards egg freezing

Apr 12 • Ruxandra Teslo and Luzia Bruckamp

49

5

1

March 2026

The Bureaucracy Blocking the Chance at a Cure

How early-stage clinical trials became unnecessarily expensive and inefficient—and how we can fix them, inspired by a recent story about a dog treated…

Mar 15 • Ruxandra Teslo

100

12

24

The Moral Crisis Behind the Billionaire Wealth Tax

Beyond Mike Solana’s theory of power and the limits of "instrumental" culture.

Mar 11 • Ruxandra Teslo

165

28

37

Equality as a Consolation Prize

In a secular world, equality is a last attempt to offer some dignity to the weak

Mar 3 • Ruxandra Teslo

473

129

83

February 2026

The 30-Year Success Story the US FDA Ignored

And why there is hope this is changing now

Feb 18 • Ruxandra Teslo

54

4

12

The FDA should not change its mind last minute

In which I discuss the implications of the FDA's latest decision on Moderna's influenza vaccine

Feb 11 • Ruxandra Teslo

44

11

5

December 2025

Of course motherhood drives the gender wage gap

Discussions around the motherhood wage gap reveal the limits of autism and the benefits of female intuition

Dec 6, 2025 • Ruxandra Teslo

184

77

32

November 2025

What will it take for AI to change drug discovery?

Some thoughts on avoiding self delusion.

Nov 9, 2025 • Ruxandra Teslo

189

34

36