Director of the Digital Currency Initiative at the MIT Media Lab. Interested in distributed systems, cryptography, cryptocurrencies, and programmable money.

Writings || Publications || CV || Bio

Recent News

Remarks from the 2025 DC Privacy Fintech Summit on the limits of cryptographic privacy.

I spoke at Chaincode's Bitcoin Research Day on Bitcoin scaling.

An interview with Bloomberg Crypto on the crypto crash in mid-October.

I wrote up notes on my readings on the definition of money. Please let me know what I missed!

We’re creating a new global research network to 1) study Bitcoin and stablecoin use, especially in the global south, 2) build technology capacity, and 3) understand how to better design applications and protocols to empower people to financially flourish.