apply_filters( 'twentytwelve_author_bio_avatar_size', int $size )

60					 * Filters the author bio avatar size.61					 *62					 * @since Twenty Twelve 1.063					 *64					 * @param int $size The height and width of the avatar in pixels.65					 */66					$author_bio_avatar_size = apply_filters( 'twentytwelve_author_bio_avatar_size', 68 );67					echo get_avatar( get_the_author_meta( 'user_email' ), $author_bio_avatar_size );68					?>69				</div><!-- .author-avatar -->70				<div class="author-description">71					<h2>72					<?php