“There is real power in the wavering, pulsating stripes of Helen O’Sullivan’s Pulse Series, which immediately evoke the understated strength of that American legendary artist, Agnes Martin.” - Catherine Marshall, former head of collections at IMMA, The Human Heart Show, 2020

“This 2019 NCAD-graduate’s thin-striped minimalist copperplate etchings have an almost spiritual feel, and yellow is definitely a colour-du-jour at this year’s show.”, - Cristín Leach, Art Critic, RTE Culture Article;‘Ten works on paper you wish you’d bought at the 193rd RHA Annual Exhibition.’, 2023

“Shyness - Not About The Rain” 2025 - Exhibition at Klapeida Culteral Communications Center, Lithuania by art critic Emily Vanagaite, 2025

"We are following in the footsteps of painting": an exhibition of Irish and Lithuanian graphic works in Klaipėda, - Agnė Šimkūnaitė, LRT PLIUS program "Culture Day", LRT.lt, 2025

People of Print Article, April 2026 -https://peopleofprint.com/exhibition/hidden-in-plain-sight-alastair-keady-and-helen-osullivan-at-graphic-studio-gallery/