For the 2018 Maryland Folk Retreat, we have a wonderful group of instructors with unique backgrounds.

Pat & Patrick Costello:

Pat & Patrick Costello
Pat & Patrick Costello

A father and son team who have together introduced tens of thousands of people around the world to the joy of making music with the guitar and banjo.


Sarah Baxter
Sarah grew up in a musical family and started playing violin and piano and composing at a young age. She attended the preparatory division of New England Conservatory, participating in chamber music, youth orchestra and composition.

While in graduate school studying Arts Integration in Education, Sarah started attending Scottish Fiddle jams and became enchanted with this type of playing.

When she moved to Wichita, Kansas she joined Old Time and Irish fiddle jams. Sarah has taught fiddle workshops around the country and private fiddle, violin, viola and piano lessons to students ages three to ninety-three. She was also the strings instructor at Newman, University in Wichita Kansas, where her original works were performed at faculty concerts.

Sarah writes a wide variety of music ranging from classical to fiddle and she has been featured on several recordings. In addition, she self-published a collection a 103 fiddle tunes. She has been a member of several bands, one of which, Out of the Blue, she formed to perform at Contra Dances. She has also performed in musicals, orchestras, chamber music groups, and a country western band.

Currently Sarah teaches violin at Pritchard Music Academy and is a member of the Columbia Orchestra. In addition to musical pursuits, Sarah enjoys rock climbing, gourmet cooking and writing.

Pete Glaze:

Pete Glaze
Pete Glaze
Pete is a longtime singer, guitar player, songwriter and performing musician. Pete started learning frailing banjo from Patrick through the videos on the Daily Frail and “The How and the Tao…”, which opened up new avenues of songwriting for him.
He teaches songwriting and singing at the Retreat, and also does a regular “Frailing Folk Song of the Week” feature for the Daily Frailers community.
Born and raised in NYC, he now lives in Atlantic City, New Jersey with his wife Kate, two of his three sons, and a small menagerie of pets.

Jared Denhard:

Jared Denhard
Jared Denhard

Jared Denhard teaches and performs on banjo, ukulele, Celtic harp, mountain dulcimer, trombone and highland bagpipes. He is the founder and director of the Baltimore Ukulele Symphonette, and a member of the Celtic rock band “O’Malley’s March,” and is one of the music faculty at Stevenson University, Howard Community College and St. Timothy’s School of Baltimore Jared is also an active composer whose works have been performed and recorded by the United States Air Force Band, The Kinetics Dance Theatre, the London Portable Harp Company, and the Annapolis Brass Quintet. Jared is a graduate of the Peabody Conservatory in Baltimore, Maryland.