Eurhythmics and piano improvisation teacher, composer of children’s songs, holder of a DMA degree. She graduated from the eurhythmics section of the Department of Music Education at the Chopin Academy (now University) of Music in Warsaw (the improvisation class of Szabolcs Esztényi). She is now an academic teacher at this University (since 2003), as well as working with children and teenagers at the Karol Szymanowski State Music School Complex no. 4 in Warsaw. She conducts piano improvisation workshops for children and music schoolteachers and participates in general music education projects. Her scientific research has focused on the history of the Dalcroze Method and its reception in Poland. 

As a song composer, she has collaborated with the Żak, Edukacja Polska, PWN Edition, and WSiP publishing houses. Her songs have been featured alongside those by Krzysztof Herdzin on the Mazurka album (2010) recorded by leading Polish jazz singers Mieczysław Szcześniak, Dorota Miśkiewicz, Janusz Szrom, and Agnieszka Wilczyńska. Widlarz also wrote song arrangements for Voice Band and Anita Lipnicka’s debut album Seventh Heaven (2012). In 2018, she composed twelve children’s miniatures for voices and instruments (part of the Composing Commission programme). Her collection of songs to words by Anna Kierkosz, What Do Sounds Play, was published in 2019. In 2007 a jury chaired by Krzysztof Knittel awarded her the 1st and 2nd prizes in the competition for a children’s lullaby, held by Music Is for Everyone Foundation.

For her unique contributions to artistic education in Poland, she has received the Director of CEA Artistic Education Centre Individual Award (2016, 2019) and a diploma from the Ministry of Culture and National Heritage (2018).