Table S1.

Responses from authors when queried about recruitment methods

No.	Response
1	“We were definitely explicit about cognitive training and the potential for improving intelligence. We wanted to stack the deck toward seeing effects in as many ways as possible.”
2	“Our advertisements did state the improvement of memory.”
3	“We informed them [participants]…that they may profit from the training.”
4	“Yes, the participants were informed that were participating in a cognitive training study.”
5	“The flyer said that we're looking for participants for a cognitive training study.”
6	“I don’t remember exactly the how announcement or posting were worded, but I’m pretty sure “working memory training” or “train your brain” were in there somewhere.”
7	“Thanks for your interest in my cognitive training experiments.”
8	“We never used the words brain training or cognitive training in describing the study.”