1.   Because of their early contact with parents they often had considerable influence in steering parents towards specialist provision.

2.   Brayne had considerable influence on other millenarian and spiritual writers.

3.   But in the twenties and the early thirties, it exerted a considerable influence over much of London and the Home Counties.

4.   He had a considerable influence on young musicians.

5.   He had a considerable influence upon the thinking of Piaget.

6.   In other countries considerable indirect influence is apparent, particularly in teacher education programmes.

7.   In the chair of the Electronic Frontier Foundation, a lobbying group, she wields considerable influence in the Valley and beyond.

8.   It is important to recognise that professionals providing a service exert considerable influence on the fate of strategic change initiatives.

9.   Metaphors have side effects, although sometimes it is difficult to detect them until they have had a considerable influence upon us.