The various group creativity techniques are as follows: Brainstorming: It is a technique used to generate and collect multiple ideas related to the project and product requirements. Nominal group technique: It is a technique used to enhance brainstorming with a voting process used to rank the most useful ideas for further brainstorming or prioritization. Delphi technique: It is a techniques used to identify potential risk. In this technique, the responses are gathered via a questionnaire from different experts and their inputs are organized according to their contents. Idea/mind mapping: It is a technique used to map the ideas generated by brainstorming to reflect the commonality and differences in understanding and generating new ideas. Affinity diagram: It is a technique used to allow a large number of ideas to be sorted into groups for review and analysis.