knowledgeably

She speaks very authoritatively and knowledgeably about this issue, she is committed to campaigning on it for the long term.

Americans demand that viable candidates speak knowledgeably about foreign policy.

With easy grace he dismissed himself and talked knowledgeably and informatively of the antiquities and the beauties of Auvergne.

The dynamic, living idea of nursing as caring must be expressed knowledgeably.

And how would you propose to approach the matter so as to deal with it knowledgeably?