Musicians Institute Essential Concepts: Soloing for Bass, a contemporary approach to improvising in any style, by Dominik Hauser. A topic not often broached for bass guitar, improvising a solo can be a scary and mysterious situation for many bass players. Have no fear! This excellent book and CD pack delivers all you need to become a master soloist, no matter what style of music you play. Featuring loads of solo exercises, clear and concise theory discussion, and plenty of play-along tracks.