From the journal Computers & Education, results of a 10-year study on Twitter use in higher education reports little causality between Twitter use and learning performance but indicates the positive impact of push technology on student-faculty and peer interaction.

Thanks for the Twitter in Educ link. As a Twitter newbie, this was really helpful to me with my "How Do I Do This?" questions.

As for my article, here's a better address thru ResearchGate. Can't create the link so will need to cut-and-paste.

https://www.researchgate.net/publication/311843077_Using_Twitter_for_education_Beneficial_or_simply_a_waste_of_time

Once there, click on Download Full-Text PDF. You'll see an invite to join ResearchGate but the pdf should also download to your device.