That gets a curious tilt of the head from the Wraith. He has worked together with the people of Atlantis, but they have never volunteered help like this man is, certainly never without expecting anything in return.

"Oh? Would you, now?" While his automatic reaction would be to shoot that offer down, he's getting desperate enough to listen. "How, if I may ask?"

Looking at the man, going from both his built and demeanor, Todd could guess that he isn't a solider. Which should mean that, as a part of the Atlantis team, he should be some manner of scientist. And the language of science is more or less universal.