/
© 2026 RiffOn. All rights reserved.

Get your free personalized podcast brief

We scan new podcasts and send you the top 5 insights daily.

  1. The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified
  2. 493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)
493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified · Oct 6, 2025

Foresight Capital's Jim Tananbaum on navigating biotech cycles, leveraging AI in drug discovery, and why now is an unprecedented buyer's market.

A 10x Return in Venture Capital Can Be a Predictor of Another 10x

Contrary to the instinct to sell a big winner, top fund managers often hold onto their best-performing companies. The initial 10x return is a strong signal of a best-in-class product, team, and market, indicating potential for continued exponential growth rather than a peak.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago

5% Interest Rates Can Reduce Long-Term Biotech Valuations by 75%

The long-dated nature of biotech investing makes it uniquely vulnerable to high interest rates. A 5% rate applied over a 10-15 year development cycle can compress valuation multiples by three to fourfold, drastically changing the financial landscape for the industry.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago

Biotech Founders Must Prepare for Years of "No Love" Before Reaching Profitability

The path for biotech entrepreneurs is a long slog requiring immense conviction. Success ("liftoff") isn't just a clinical trial result, but achieving self-sustaining profitability and growth. This high bar means founders may need to persevere through years of market indifference and financing challenges.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago

VCs Use In-Kind Stock Distributions to Democratize Liquidity Decisions for LPs

When a portfolio company is public, liquid, and highly appreciated, some VCs distribute shares directly to their Limited Partners (LPs). This tactic returns value while allowing each LP to decide whether to hold for further upside or sell for immediate cash, effectively offloading the hold/sell decision.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago

GLP-1s Should Be Viewed as General Longevity Drugs, Not Just for Weight Loss

The mechanism of GLP-1s extends far beyond fat reduction. By increasing insulin sensitivity in every cell—liver, kidney, nerve cells—they effectively help cells process insulin like they did when younger. This positions them as a pervasive longevity product, similar to statins, for pushing back on age-related decline.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago

US Biotech Firms Can Acquire Chinese Assets for More Efficient Product Development

China has developed a first-rate biotech effort, enabling U.S. firms to buy or license preclinical assets more efficiently than building them domestically. This creates an arbitrage opportunity, leveraging China's R&D capabilities while relying on U.S. expertise and capital for global commercialization.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago

VC Firm Foresight Capital Admits Its AI Investment Tools Haven't Yet Improved Performance

Despite a long-standing data-science-driven investment thesis, Foresight Capital's founder Jim Tananbaum states that AI tools have not yet objectively led to increased investment returns. The technology is still maturing, highlighting a reality gap between the hype around AI in VC and its current practical impact.

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum) thumbnail

493. From Data Science to Drug Design: How AI Shifts Discovery, Target Validation, and Portfolio Construction (Jim Tananbaum)

The Full Ratchet (TFR): Venture Capital and Startup Investing Demystified·7 months ago