Martin W. Sandler Warning: fopen(/usr/www/users/walkerco/walkerbooks/nonfiction/authors/sandler_martin/bio_sandler.html) [function.fopen]: failed to open stream: No such file or directory in /usr/www/users/walkerco/walkerbooks/site/2003/templates/author_page.php on line 348 Warning: filesize() [function.filesize]: stat failed for /usr/www/users/walkerco/walkerbooks/nonfiction/authors/sandler_martin/bio_sandler.html in /usr/www/users/walkerco/walkerbooks/site/2003/templates/author_page.php on line 349 Warning: fread(): supplied argument is not a valid stream resource in /usr/www/users/walkerco/walkerbooks/site/2003/templates/author_page.php on line 349 Warning: fclose(): supplied argument is not a valid stream resource in /usr/www/users/walkerco/walkerbooks/site/2003/templates/author_page.php on line 350