High Quality Content by WIKIPEDIA articles! Robert Manning (or Robert de Brunne) (c. 1275 – c. 1338) was an English chronicler and Gilbertine monk. Mannyng provides a surprising amount of information about himself in his two known works, Handlyng Synne and a Chronicle. In these two works, Mannyng tells of his residencies at the Gilbertine houses of Sempringham (near Bourne) and Sixhills, and also at the Gilbertine priory at Cambridge, St Edmund’s.