… has ADHD and not everybody with ADHD has executive function challenges. We find about half of students with ADHD also show EF deficits, in line with previous … students with dyslexia, and students with dyslexia and ADHD. The team expects to find support for the following hypotheses: Among children with dyslexia (with and … has ADHD and not everybody with ADHD has executive function challenges. We find about half of students with ADHD also show EF deficits, in line with previous …