Why bring an interdisciplinary, diverse team to a problem, and what does it cost you?
Mixing disciplines and backgrounds surfaces new viewpoints and ideas — and makes the "obvious" actually obvious — but it adds complexity, needs managing, and can slow and cost more.
Interdisciplinarity helps in both phases of development — finding the right problem and building the solution well — because different fields see different facets of the same situation. The balance:
| Advantages | Disadvantages |
|---|---|
| New perspectives and new ideas | Higher complexity |
| Different problem areas get examined | Has to be actively managed |
| Less reliance on a single "I"-perspective | Can delay decision-making |
| The seemingly obvious becomes genuinely obvious | Can become more expensive |
The "less I-perspective" point is the crux: a homogeneous team shares blind spots, so something obvious to an outsider stays invisible to everyone inside. A diverse team is harder to run but is far less likely to confidently solve the wrong problem. The recommendation is to assemble as interdisciplinary a team as you can for a project — accepting the management overhead as the price of better judgement.
Tip: Homogeneous teams are efficient but echo each other's blind spots; diversity trades some speed and comfort for catching the errors no insider would.