The Annotated Bibliography is a collection of curated links to research literature on AV topics.

@article {bloom1984,
	title = {The 2 Sigma Problem: The Search for Methods of Group Instruction as Effective as One-on-One Tutoring},
	journal = {Educational Researcher},
	volume = {13},
	number = {6},
	year = {1984},
	pages = {4{\textendash}16},
	author = {Bloom, B.S.}
}