Petra Šimac, born in Split, Croatia in 1990, is a dedicated physiotherapist with a passion for addressing spinal deformities. In 2009, she graduated from Medical High School, earning a High School Diploma of Physiotherapist. Furthering her education, Petra obtained a Baccalaureate in Physiotherapy from the University of Split- School of Medicine in 2012.

Her commitment to excellence led her to specialize in the Schroth three-dimensional method for correcting scoliosis and kyphosis at the "Asklepios Katharina Schroth Klinik" in 2012. Petra received certification in the BSPTS- Schroth based method from the Elena Savla Institute in 2017 and completed SEAS Level 1 in 2019.

In 2017, Petra established the first center in Split focused on spinal deformities. She actively conducts ISST camps and ISST education programs, contributing to the advancement of spinal deformity care.

Throughout her career, Petra has stayed updated by attending various meetings, symposiums, and webinars dedicated to spinal deformity topics, ensuring she remains at the forefront of her field.