"The article mistakes more ideas for better ideas." Most often, the immediate goal of brainstorming is to come up with as many ideas as possible. Leaders of b

"The article mistakes more ideas for better ideas." Most often, the immediate goal of brainstorming is to come up with as many ideas as possible. Leaders of brainstorming sessions often start by encouraging wild ideas and discouraging the "pruning" that you speak of. In that sense, the number of ideas generated is a logical measuring stick. The goal is usually to hit an outlier, not come out with the best solution on average. If that is the case, it's better to have more ideas, even if the median idea is worse than the median idea generated by a group.