When she first saw the score of Raymond Hanson’s Piano Sonata Op. 12, Tonya Lemoh was hooked. Who was this Australian composer? What else had he written? Why was he so little known? So began a fascinating journey that led to a thesis and the recording of his complete piano works.

Raymond Hanson
Raymond Hanson

We’ve all shaken our heads in disbelief that Bach’s music lay half-forgotten until almost 200 years ago when it experienced a resurgence in popularity thanks to the efforts of composers like Mendelssohn during the Bach Revival. It seems unthinkable to classical music aficionados today that there could ever have been any doubt about Bach’s genius, which has since formed a cornerstone of our entire understanding of classical music.

How could that happen?

It is equally hard to...