My PhD was on the career trajectory of SEND Leaders, so delighted to hear others taking up research in this area. How about the power of appreciation and effective leadership? In 2020, TeamADL launched a national day (1st July) for SEND Leaders Appreciation Day. Over the 3 years more than 390+ practitioners involved. Going from strength to strength https://www.teamadl.uk/send-leaders-appreciation-day/ So the Power of Appreciation could be unique contribution to the field.
Just an idea. with MA dissertation, it’s vitial to formulate your question. The rest follows.
All the best,