10. A system for trend detection, the system comprising one or more processors and one or more memory devices operably coupled to the one or more processors, the one or more memory devices storing executable and operational data effective to cause the one or more processors to: receive a seed expert set comprising expert contributors to social media content with respect to a category; identify a second tier set comprising highly influential users with respect to the social media content with respect to the category from the seed expert set; maintain a record for a least a portion of the social media content generated by at least one of the seed expert set or the second tier set for a window of time; identify new concepts in the social media content with respect to the category generated by at least one of the seed expert set or the second tier set; monitor trends for the new concepts in activity of a general population of social media users; and output at least a portion of the monitored trends for the new concepts; wherein: the one or more memory devices storing the executable and operational data effective to cause the one or more processors to identify the new concepts further comprises comparing the social media content generated by the at least one of the seed expert set or the second tier set to the record for at least the portion of the social media content generated by at least one of the seed expert set or the second tier set for the window of time; and the window of time comprises a set period of time minus a current time.
10. A system for trend detection, the system comprising one or more processors and one or more memory devices operably coupled to the one or more processors, the one or more memory devices storing executable and operational data effective to cause the one or more processors to: receive a seed expert set comprising expert contributors to social media content with respect to a category; identify a second tier set comprising highly influential users with respect to the social media content with respect to the category from the seed expert set; maintain a record for a least a portion of the social media content generated by at least one of the seed expert set or the second tier set for a window of time; identify new concepts in the social media content with respect to the category generated by at least one of the seed expert set or the second tier set; monitor trends for the new concepts in activity of a general population of social media users; and output at least a portion of the monitored trends for the new concepts; wherein: the one or more memory devices storing the executable and operational data effective to cause the one or more processors to identify the new concepts further comprises comparing the social media content generated by the at least one of the seed expert set or the second tier set to the record for at least the portion of the social media content generated by at least one of the seed expert set or the second tier set for the window of time; and the window of time comprises a set period of time minus a current time. 18. The system of claim 10 , wherein: the set period of time is six months; and the current time is three days.