@patent {632665,
	title = {Participant Grouping for Enhanced Interactive Experience (3rd)},
	volume = {US 10,216,827 B2},
	number = {U.S Patent and Trademark Office},
	year = {2019},
	edition = {United States of America},
	chapter = {US},
	abstract = {Representative embodiments of a method for grouping participants in an activity include the steps of: (i) defining a grouping policy; (ii) storing, in a database, participant records that include a participant identifier, a characteristic associated with the participant, and/or an identifier for a participant{\textquoteright}s handheld device; (iii) defining groupings based on the policy and characteristics of the participants relating to the policy and to the activity; and (iv) communicating the groupings to the handheld devices to establish the groups.},
	author = {Gary King and Eric Mazur and Lukoff, Brian}
}
