Theses of John Cremona and his students
- Elise Whitley (Exeter 1990):
Modular
    forms and elliptic curves over imaginary quadratic fields
(University of Exeter online thesis)
 - Samir Siksek (Exeter 1995):
Descent
on curves of genus one
(University of Exeter online thesis)
 - Steve Wesemeyer (Exeter 1997): On
the automorphism group of various Goppa codes
(University of Exeter online thesis)
 - Jeremy Bygott (Exeter 1999):
Modular Forms and Modular Symbols over imaginary
quadratic fields
(University of Exeter online thesis)
 - Tom Womack (Nottingham 2003): 
Explicit
descent on elliptic curves (pdf) 
 - Martin Prickett (Nottingham 2004):
Saturation
of Mordell-Weil groups of elliptic curves over number fields
(University of Nottingham online thesis) 
 - Mark Lingham (Nottingham 2005):
Modular forms and elliptic curves over imaginary quadratic fields
(University of Nottingham online thesis)
 - David Roberts (Nottingham 2007):
Explicit Descent On Elliptic Curves Over Function Fields (pdf) 
 - Maite Aranes (Warwick 2010):
Modular Symbols over Number Fields
(University of Warwick online thesis)
 - Thotsaphon Thongjunthug (Warwick 2010):
Heights on elliptic curves over number fields, period lattices, and complex
          elliptic logarithms
(University of Warwick online thesis)
 - Kiminori Tsukazaki (Warwick 2013):
Explicit isogenies of elliptic curves
(University of Warwick online thesis)
 - Barinder Banwait (Warwick 2013):
On some local to global phenomena for Abelian varieties
(University of Warwick online thesis)
 - Charlie Turner (Warwick 2013):
Lattice methods for
  finding rational points  on varieties over number fields
(University of Warwick online thesis)
 - Alejandro Argaez (Warwick 2016):
Computational aspects of
Galois representations
(University of Warwick online thesis)
 - Angelos Koutsianas (Warwick 2016):
Applications of S-unit Equations to the Arithmetic of Elliptic Curves
(University of Warwick online thesis)
 - Marco Caselli (Warwick 2018):
Local heights and densities for curves of low genus
(University of Warwick online thesis)
 - Mattia Sanna (Warwick 2020):
On the equivalence of 3-adic Galois repreentations
(University of Warwick online thesis)