@OpenAcademics community to support fellow academics across disciplines. For examples and written guides/tips for papers, reviews, letters, peer review and more see the Open Academics website
@PhD Forum founded by Dr Donna Peach in 2012, the community has grown to over 95K members. The PhDForum website offers an online study room and a community directory.
@AcademicChatter community of grad students, early career researchers and senior academics. The website offers a blog, a newsletter and Q&As.
Research blog with tips on supercharging your LinkedIn profile from Impactstory.
Research to Action: how researchers use LinkedIn effectively.
Video: LinkedIn for academics (8 minute video)