The writer speaks directly to the reader in a way that is individual, expressive, and engaging. The writer is clearly involved in the text, has something to say, and is writing to be read. The reader feels a strong interaction with the writer, sensing the person behind the words. The writing shows the strong imprint of the writer. Voice gives flavor to the writing.
Narrative seems honest, appealing, and written from the heart.
Expository and persuasive writing reflect a strong commitment to the topic. The writer seems sincere, but not fully engaged or involved. The result is pleasant or even personal, but not compelling. The writing communicates in a generally pleasing manner. Moments here and there surprise, amuse, move or convince the reader.