The Jefferson Classical Guitar Society hosts the Argentinian guitarist and composer in concert at 7:30 p.m. Friday, June 15, at the First Congregational Church of Ashland, 717 Siskiyou Blvd. Admission is $20, $15 for seniors and $5 for students. See www.jeffersonguitar.org or call 541-482-1981 or 541-840-0832.