The typical dynamics of two-person design collaboration seem different from those of multi-person design and solo design. Two people will interchange ideas rapidly and informally, with neither a protocol as to who has the floor nor domination by one partner. Each holds the floor for short bursts. The process switches rapidly among micro-sessions of proposal, review and critique, counterproposal, synthesis, and resolution. There is typically a single thread of idea development, without the maintenance of separate individual threads of thought as in multi-person discussions. Two pencils may move
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