...
For our conversation functionality, we decided to include a header at the top providing some very basic information to the user. This information includes that the user is chatting with a previous user of the same machine and the name of the machine the conversation is centered around (see screenshot 5).
Overall, our design did not drastically change from paper prototyping to heuristic evaluation to final user testing. We feel this is because we came up with a solid original design, which considered many problems that could have arisen with alternative designs.
Screenshot 1: The LaundryQuandary homescreen.
...