Some useful titles here seem to be
Frederick Seebohm. The Oxford Reformers. Oxford, 1867.
James McConica. English Humanism and Reformation Politics under Henry VIII and Edward VI. Oxford: Clarendon Press, 1965.
Maria Dowling. Humanism in the Age of Henry VIII. N.H.: Croom Helm,
Gordon Zeeveld. Foundations of Tudor Policy. Cambridge, Mass.: , 1948. (went to manuscripts - not just printed materials, found the second tier people).
F Caspari. Humanism and the Social Order in Tudor England. Chicago: , 1954.
R Weiss. Humanism in England During the Fifteenth Century. Oxford: , 1957.
Chambers. Thomas More. 1935.(said humanism died with the reformation in Britain - 1535).
G.R. Elton. Reform and Renewal. 71-75. (talks about Cromwell's reforms but is later shown to be wrong.)
G.R Elton. Studies in Tudor and Stuart Politics and Government. Vol. 4 Papers and Reviews. Cambridge: Cambridge University Press, 1992. (great overview)