Hyper-decoherence in Density Hypercubes. - James Hefford; Stefano Gogioso (QPL, 2020)

Categories of Semantic Concepts. - James Hefford; Vincent Wang 001; Matthew Wilson (CoRR, 2020)

The Safari of Update Structures: Visiting the Lens and Quantum Enclosures. - Matthew Wilson; James Hefford; Guillaume Boisseau; Vincent Wang 001 (ACT, 2020)

CPM Categories for Galois Extensions. - James Hefford; Stefano Gogioso (QPL, 2021)

Optimal local unitary encoding circuits for the surface code. - Oscar Higgott; Matthew Wilson; James Hefford; James Dborin; Farhan Hanif; Simon Burton 002; Dan E. Browne (Quantum, 2021)

Coend Optics for Quantum Combs. - James Hefford; Cole Comfort (ACT, 2022)

On the Pre- and Promonoidal Structure of Spacetime. - James Hefford; Aleks Kissinger (ACT, 2022)

Optics for Premonoidal Categories. - James Hefford; Mario Román (ACT, 2023)

The Produoidal Algebra of Process Decomposition. - Matt Earnshaw; James Hefford; Mario Román (CSL, 2024)

A Profunctorial Semantics for Quantum Supermaps. - James Hefford; Matthew Wilson (LICS, 2024)

A BV-Category of Spacetime Interventions. - James Hefford; Matthew Wilson (CoRR, 2025)