What shall we make of medieval English lyrics? They have no fixed line or meter, no consistent point of view, and their content may seem misaligned with the other texts in manuscripts in which they are found. Yet in Lyric Tactics, Ingrid Nelson argues that the lyric poetry of later medieval England is a distinct genre defined not by its poetic features--rhyme, meter, and stanza forms--but by its modes of writing and performance, which are ad hoc, improvisatory, and situational. Nelson looks at anonymous devotional and love poems that circulated in manuscripts of practical,...