While Gilbert was master, there were two serious crises in the history of Sempringham and the other houses of the order.

In all the houses of the order there were, in 1538, only 143 canons, 139 nuns, and 15 lay sisters.

The American Province currently has the following houses of the order:

The Solomon Islands Province has the following houses of the order:

There remained a handful of houses of the order in Poland.

Compared to other houses of the order, St Katherine's was well endowed.

It was the third of nine houses of the Carthusian order established in England.

He also brought the other houses of the order into closer alignment with the motherhouse.

He spent seven years in various houses of the order, teaching, preaching and studying.

He obtained (1632) the doctorate in theology at the Sorbonne, and taught in various houses of the order.