And I think the Philippines obviously has benefited from their interaction with Americans on a whole range of issues.

WHITEHOUSE: President Obama and President Aquino of the Philippines Speak Before Bilateral Meeting | The White House

Collaborative actions can have an unknown range of results from interaction.

FORBES: Collaboration Is A Heuristic That May Work �� Or Not

The group sessions are presided over by a supervisory teacher whose role it is to promote interaction and guide the students through a range of topics and modes of discussion.

UNESCO: Country Profile: Uruguay

Autism, more precisely the autism spectrum, is a range of brain disorders that can cause difficulties in social interaction, communication and behavior.

CNN: iReport: 'Naughty Auties' battle autism with virtual interaction