Graduate Students:

Ph. D. 
1) Patrick Mitchell,  1995, Algorithms for finding small solutions.
2) Anwar Ayyad, 1997, The distribution of solutions of the multiplicative congruence x_1x_2 .... x_n = c  (mod p).
3) David Garth, 2000, Small limit points of sets of algebraic integers
4) Ali Hakami, 2009, Small zeros of quadratic congruences to a prime power modulus
5) Ala Alnaser,  current,  Waring's problem in algebraic number fields
6) James Cipra, current,  Waring's problem over finite fields


Masters
1) David Bishop, 1991, (with R. Dressler), The cryptologic significance of elliptic curves over finite fields.
2) Angela Larson-Thome, 1995, (with K. Stromberg), Nowhere differentiable continuous functions.
3) Ali Hakami, 2004, Factoring primes in quadratic number fields and primes of the form x^2+my^2.
4) Christopher Elston, 2006, Sophie Germain Primes.