Alan Turing can be considered “the father of computer science and AI.” Turing made major contributions to computing, codebreaking, and even helped the Allies win WWII.
Technology is a broad category that deals with the usage and knowledge of tools. Applied Sciences are the study and application of those tools.
Collective intelligence is the wisdom of crowds, or the intelligence of groups, the intelligence that arises from cooperation, competition, and other group dynamics.
Cognitive Artificial Intelligence (AI) is a computer program that can think, learn, and generally mimic human cognition.