Staff profiles

Experienced in the management of multi-centre CTIMP and clinical intervention trials across diverse therapeutic specialties.

Passionate about facilitating research to benefit patients and the public.

Current projects include the SHORTER Trial (see website) which is comparing different antibiotic durations for the treatment of sepsis, and the ROBIN project that is developing best practice recommendations for conducting high-quality interim analyses in adaptive design trials.

• Articles

  • McAllister-Williams H, Goudie N, Azim L, Bartle V, Berger M, Butcher C, Chadwick T, Clare E, Courtney P, Dixon L, Duffelen N, Fouweather T, Gann W, Geddes J, Gupta S, Hall B, Helter T, Hindmarch P, Holstein E-M, Lawrence W, Mawson P, McKinnon I, Milne A, Molloy A, Moore A, Morriss R, Nakulan A, Simon J, Smith D, Stokes-Crossley B, Stokes P, Swain A, Walmsley Z, Weetman C, Young AH, Watson S. Pramipexole in addition to mood stabilisers for treatment-resistant bipolar depression: the PAX-BD randomised double-blind placebo-controlled trial. Health Technology Assessment 2025, 29(21).
  • Mossop H, Walmsley Z, Wilson N, Agbeleye O, Bardgett M, Bevin-Nicholls A, Breckons M, Cole M, Craig D, Dimairo M, Hancock H, Law M, Lopes A, Noor NM, Oparah C, Pallmann P, Phillipson J, Robertson DS, Teare MD, Thomson KH, Yap C, Wason JMS. Practical guidance for conducting high-quality and rapid interim analyses in adaptive clinical trials. BMC Medicine 2025, 23, 528.
  • Akowuah EF, Maier RH, Hancock HC, Wagnild J, Vale L, Fernandez-Garcia C, Kharati E, Ogundimu E, Mathias A, Walmsley Z, Howe N, Graham R, Ainsworth K, Zacharias J. Minimally invasive thoracoscopically-guided right minithoracotomy versus conventional sternotomy for mitral valve repair: the UK Mini Mitral multicentre RCT. Health Technology Assessment 2025, 29(55), 1-121.
  • McAllister-Williams RH, Goudie N, Azim L, Bartle V, Berger M, Butcher C, Chadwick T, Clare E, Courtney P, Dixon L, Duffelen N, Fouweather T, Gann W, Geddes J, Gupta S, Hall B, Helter T, Hindmarch P, Holstein EM, Lawrence W, Mawson P, McKinnon I, Milne A, Molloy A, Moore A, Morriss R, Nakulan A, Simon J, Smith D, Stokes-Crossley B, Stokes P, Swain A, Taiwo A, Walmsley Z, Weetman C, Young A, Watson S. A randomised double-blind, placebo-controlled trial of pramipexole in addition to mood stabilisers for patients with treatment-resistant bipolar depression (the PAX-BD study). Journal of Psychopharmacology 2025, 39(2), 106-120.
  • Akowuah EF, Maier RH, Hancock HC, Kharatikoopaei E, Vale L, Fernandez-Garcia C, Ogundimu E, Wagnild J, Mathias A, Walmsley Z, Howe N, Kasim A, Graham R, Murphy GJ, Zacharias J. Minithoracotomy vs Conventional Sternotomy for Mitral Valve Repair: A Randomized Clinical Trial. JAMA 2023, 329(22), 1957-1966.