Youth Concert, performances by vocalists, instrumental soloists and steel drum ensemble, 3 p.m. today, Lutheran Church of Honolulu; donations benefit the "ark of animals" project of Heifer International. 941-2566.

"Ekklesia: Christ, Our Life and the Church," seven-week lecture series introducing the Coptic Orthodox Christian Church, 5:30-6:30 p.m. today-April 15 (no meeting March 11), St. Mark's Coptic Orthodox Church; free. 772-0092.

Rosemary Radford Ruether, feminist theologian, speaks at the morning service, 10:30 a.m. tomorrow, Kaumakapili Church, 766 N. King St. 845-0908. Also, Ruether speaks on "Women and Globalization: Victims and Sites of Resistance," 4 p.m. tomorrow, Japanese Cultural Center of Hawai'i; donations accepted. 735-4822.

Concordia University Choral Ensemble, program of sacred Christian music, 7 p.m. tomorrow, St. Mark Lutheran Church, Kane'ohe (247-4565); also, 7 p.m. Monday, Trinity Lutheran Church, Wahiawa (621-6033); free.

Organ Recital and Choral Evensong, organist Arlan Sunnarborg and the cathedral choir present organ works by Franck, Cantabile, Liebermann, Toccatta and others and choral works by Ippolitovo-Ivanov, Atkins, Nunc Dimittis and Wesley, 7:30 p.m. tomorrow, St. Andrew's Cathedral. 524-2822, ext. 223.

World Call to Prayer, sponsored by Church Women United, 5 p.m. tomorrow, Wesley United Methodist Church, Kahala. 737-1656.

"Making Space for God During Lent," Don Postema, author of "Space for God," is the featured speaker for the Phifer Memorial Lecture Series for 2006, 7 p.m. Monday: "Does God Have Any Adult Friends?" First Presbyterian Church's Hale 'Ohana, 1822 Ke'eaumoku St.; also, 7 p.m. Tuesday: "The Art of Compassion: Seeing With Vincent van Gogh" and 7 p.m. Wednesday: "Worship: Taize-style." All lectures are free. 532-1111.

"Enhancing Relationships Using the Enneagram," two-day workshop on using the Enneagram personality test to learn about yourself and others, 7 p.m. Friday and 9 a.m.-4 p.m. March 11, Mystical Rose Chapel, Chaminade campus; $95 includes Saturday lunch, $75 for students and seniors, sponsored by The Spiritual Life Center. 523-1170.

"Give God the Glory," 18th annual Hawaiian Islands Ministries interdemoninational conference with guest speakers including Jim Cymbala, Richard Mouw, Tony Campolo, Louie Giglio, Stephen Lungu and others, workshops and worship 5-9:30 p.m. March 23, 8 a.m.-10 p.m. March 24 and 8 a.m.-3:30 p.m. March 25, Hawai'i Convention Center; $249 for entire conference with discounts for pastors, military, students; $35 per individual session. Registration at the door. www.himonline.org.

Send announcements with contact name and phone number to: Faith Calendar, The Honolulu Advertiser, P.O. Box 3110, Honolulu, HI 96802; faith@honoluluadvertiser.com with "Faith Cal" in the subject line; or fax 525-8055.