Isolation some students felt they were not as smart as their peers and as such were afraid to make contributions because they didn't want to be rediculed by Their peers or tutors.
Predominant gender most calsses are dominated by a certain gender which makes the other gender harbour fears and insecurity
I had difficulty in maths in high school, was always afraid when in class to make contributions because i was insecure, if i had spoken up or met my tutors maybe i would have being better at it
