He contributed extensively to community development and social welfare activities.

With colleagues from other parties Paul has contributed extensively to media coverage of this issue.

Green contributed extensively to the enquiry, and sat with the commission for three hours.

More recently, the use of satellites in space has contributed extensively to military meteorology.

He has contributed extensively for original television anthology series episodes since the 1950s.

He had contributed extensively to various publications on theological and educational subjects.

Shepherd contributed extensively himself, investing much time and care towards the journal's success.

The Oakes family contributed extensively to the fabric of the village.

Blacks have contributed extensively to the economic, political and moral compass of Omaha.

Children contribute extensively in the planning of museum exhibits, and have done so for a significant part of its history.