In this chapter you will learn about the history of blues and jazz as well as the basic elements of each style. As you will see, both styles are inextricably connected, and the bass guitar plays an important role in both genres. Additionally, you will get introduced to Jaco Pastorius, one of the most celebrated bassists of all time. Finally, you will begin constructing jazz and blues bass lines and learn about pedal tones, ostinatos, and harmonics.