In today’s wild business environment, everyone in an organization needs to feel at ease sharing their good, bad and ugly ideas. Yet, unchecked implicit biases freeze people out. It’s time to shift away from old-school lecture-based training techniques, and focus on experiential-learning and group problem-solving focused on putting the principles into immediate practice.

Brainstorming should be a fertile ground for limitless creativity and rapid innovation, but sadly not all brainstorms achieve this goal. All too often, the format of the session itself can inadvertently stifle participation, favor certain personality styles over others, and yield uninspired ideas. Here are five types of brainstorms that fall short of their potential, typically resulting in a smaller number of underwhelming ideas.