Community events

• Norway's Princess Martha Louise will lecture as the Featured Author of the Year at 11 a.m. in the de Jong Concert Hall, Harris Fine Arts building, BYU campus. Before the lecture, the princess will give a reading of her new book to schoolchildren. She will sign books at 1:30 p.m. in the BYU Bookstore. Free.

• Macey's Little Theatre classes:

Pleasant Grove, 931 W. State. Julie Myers shares recipes using basic food storage items. At 7 p.m. Call 796-6601. Free.

Orem, 880 N. State. The class features Italian recipes including Chicken Primavera Risotto and Strawberry Amaretto pastries. At 7 p.m. Call 225-6002. Free.

Friday, April 7

• Brigham Young University Religious Education and the Division of Continuing Education will host "By What Authority," a two-day conference on religious authority in Christianity, today and Saturday in the BYU Conference Center. From Roman Catholics and Orthodox Christians claiming apostolic succession from the time of Christ to Protestants believing in a "priesthood of all believers," the conference will allow discussion on the crucial question of religious authority. Call 422-2048. Free.

• Utah Valley Home and Garden Expo, noon-9 p.m., McKay Events Center, Utah Valley State College, Orem. Visit: www.uvexpo.com. Cost: $5.

Saturday, April 8

• Utah Valley Home and Garden Expo, 9 a.m. to 7 p.m. at the McKay Events Center, Utah Valley State College, Orem. Visit: www.uvexpo.com. Cost: $5.

• Utah Valley PAF Users Group, monthly meeting at 9 a.m. in the LDS Red Chapel at 4000 N. Timpview Drive (650 East), Provo. Main presentation by Pat Richley, "Getting From Indexes to Originals." Breakout sessions will follow on a variety of issues pertaining to electronic genealogical research. Call 225-6106. Free.

• Church Organists Workshop from 8 a.m. to 1 p.m., Harris Fine Arts Center at BYU. Classes for beginning-intermediate organists. Douglas E. Bush, BYU music department, will speak. Call 226-4664.

• Tribute to Parley P. Pratt, 7 p.m. in the Provo Tabernacle, 100 S. University Ave., Provo. The program is in honor of Pratt's 199th birthday. Features Kelly Eisenhour, Grammy-winning vocalist; Randy and Lisa Porter; and Jon Pinney; with pianist Jay Butler. Free.

• Grandparents Concert and luncheon, 2 p.m., Utah State Developmental Chapel, 835 N. 900 E. American Fork. Reservations are required. Call 756-7200. Free.