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QUBITWIRE 100 · 2026 SELECTION

Ashley Montanaro

Co-Founder and CEO

Phasecraft

Phasecraft
United Kingdom · work baseIdentification checked 2026-09-19
QUBITWIRE 1002026 selectionPermanent record

Recognized for

Connecting quantum-algorithm research with practical software development, including methods for accelerating statistical estimation and work through Phasecraft that examines how limited quantum hardware could contribute to scientific computing problems.

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QubitWire 100, 2026 selection card for Ashley Montanaro. For connecting quantum-algorithm research with practical software development, including methods for accelerating statistical estimation and work through Phasecraft that examines how limited quantum hardware could contribute to scientific computing problems.

Ashley Montanaro
Selected for the QubitWire 100, 2026.
For connecting quantum-algorithm research with practical software development, including methods for accelerating statistical estimation and work through Phasecraft that examines how limited quantum hardware could contribute to scientific computing problems.
https://qubitwire.com/people/2026#ashley-montanaro

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WHY INCLUDED

Combines quantum-algorithm research with the development of practical quantum software, including methods for accelerating statistical estimation and extracting value from limited quantum hardware.

arXivarXiv

Montanaro links a theoretical question, how much faster a quantum algorithm can be, with the engineering question of what present machines can contribute. His Monte Carlo result establishes a general route to improved estimation under explicit assumptions. Later work explores quantum-generated samples as an input to classical simulation. Phasecraft provides an organizational setting for translating that research into software. The evidence supports a combination of algorithm design and company building, without treating projected advantage as an achieved commercial outcome.

PhasecraftarXivarXiv

The work behind the recognition

Work, in context
  1. 2015

    Faster Monte Carlo estimation

    Developed an algorithm offering a near-quadratic improvement for estimating the output of a bounded-variance randomized or quantum subroutine, with applications to partition functions.

    Sole author of the Monte Carlo quantum-algorithm paper.

    Source-supported recordarXiv
  2. 2023

    Quantum samples for classical simulation

    With Stasja Stanisic, proposed using quantum-generated initial samples to accelerate variational Monte Carlo, studying both numerical simulations and experiments on quantum hardware.

    Coauthor with Stasja Stanisic of the quantum-enhanced variational Monte Carlo proposal and study.

    Source-supported recordarXiv
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The evidence map

Both views link each contribution to its sources. Choose a contribution on the map or read them all in the list.

Ashley Montanaro
Contributed to
Supported by

Faster Monte Carlo estimation

Credit & limits: Sole author of the Monte Carlo quantum-algorithm paper.

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Contributions and their source records
ContributionEvidence & what it supportsCredit & limits
Faster Monte Carlo estimation2015
Primary paperQuantum speedup of Monte Carlo methods

Authorship, bounded-variance assumptions and estimation speedup

Published 27 Apr 2015 · Checked 19 Sept 2026
Sole author of the Monte Carlo quantum-algorithm paper.
Quantum samples for classical simulation2023
Research preprintAccelerating variational quantum Monte Carlo using the variational quantum eigensolver

Coauthorship and quantum-enhanced variational Monte Carlo

Published 15 Jul 2023 · Checked 19 Sept 2026
Coauthor with Stasja Stanisic of the quantum-enhanced variational Monte Carlo proposal and study.

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3 sources

Primary papers, institutional records and attributed announcements. Each source supports the claims linked above.

QubitWire editorial · Content edition 2026-09-19.1Independent coverage. Inclusion does not imply endorsement.