Who is the author of If you've never felt the sorrow of another person's grief?

The author of the poem "If you've never felt the sorrow of another person's grief" is John O'Donohue, an Irish poet, philosopher, and priest. His works often explore themes of love, loss, and the human experience, reflecting his deep connection to nature and spirituality. O'Donohue's poetry resonates with many for its lyrical beauty and profound insights into the human condition.