Johannes Daniel Andreas Jänisch: A Pioneer of Polish Bibliographical Scholarship Johannes Daniel Andreas Jänisch (1720-1786) stands as a pivotal figure in the intellectual landscape of Enlightenment Poland, primarily recognized for his groundbreaking contribution to the burgeoning field of bibliographical scholarship. Born in Międzychod, Poland – a region steeped in German cultural traditions – Jänisch’s upbringing instilled within him a meticulous attention to detail and an appreciation for scholarly pursuits that would define his lifelong vocation. His father, a tailor and wood merchant, p…