Kristine Fowler from the U. of Minnesota wrote “Mathematicians’ Views on Current Publishing Issues: A Survey of Researchers” for the journal, Issues in Science and Technology Librarianship. Within the article, she noted:
Research Collaboration Tools and Methods
E-mail and face-to-face meetings are by far the most popular communication mechanisms for research collaborations, used usually/always by 89% and 68% of respondents, respectively. Use of telephone/Internet phone is the most variable, with roughly a third using it usually/always and a third using it rarely/never. None of the other collaboration methods given, ranging from posted letters to wikis, are frequently used by more than a few; in fact, 68-77% use them rarely or never.