student voice
Student Voice Continuum
This Continuum of Voice comes from the Personalize Learning website. It's a handy reference to see how student voice can be developed from teacher-centred, to learner-centred to learner-driven
Here's the link
AND
Here's the link to the PB4L website version of the same with application ideas

Six Key Insights from the Office of the Children's Commissioner and School Trustees Association. Here's the link to the report.
Here's the link to the website where you will find other more detailed reports.