Hide who meta from the question page. Display who meta if question, answer or comment is in moderation queue. It will be visible to moderator and higher level user.

q2am-hook-hide-meta-who-mod.php

<?php
/*
 * hook: 		hide meta who
 *
 * hook by:		Q2A Market
 * author: 		Jatin Soni
 * url:			http://www.q2amarket.com
 * version:		1.01
 * 
 * Description:
 * Hide who meta from the question page.
 * display who meta if question, answer or comment
 * is in moderation queue. It will be visible to
 * moderator and higher level user
 *
 * usage:
 * Place below code into your theme or plugin layer
 * if you want to hide from everywhere than just use
 * 
 * function post_meta_who($post, $class){}
 * 
 * if you want to display on particular template
 * than load base method conditionally. In this case
 * I have set for 'question' (question view page)
 *
 * Disclaimer:
 * This program is distributed in the hope that
 * it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * See the GNU General Public License for more details.
 */

// to show wometa to only moderator and above use below
function post_meta_who($post, $class)
{

	$type = $post['raw']['type'];
	$level  = qa_get_logged_in_level();
	$type_array = array('Q_QUEUED', 'A_QUEUED', 'C_QUEUED');

	if($this->template == 'question' || (in_array($type, $type_array) && $level >= QA_USER_LEVEL_MODERATOR))
		qa_html_theme_base::post_meta_who($post, $class);
}

// to show wometa to only admin and above use below
function post_meta_who($post, $class)
{ 
	$type = $post['raw']['type'];
	$level = qa_get_logged_in_level();
	$type_array = array('Q_QUEUED', 'A_QUEUED', 'C_QUEUED');
	 
	if($this->template == 'question' || (in_array($type, $type_array) && $level >= QA_USER_LEVEL_ADMIN))
	qa_html_theme_base::post_meta_who($post, $class);
}

// to hide who meta from everyone except admin and above
// from everywhere Question, Answer, Comment etc..
// in all mode, moderation and published
function post_meta_who($post, $class)
{
 	/* 
 		uncomment below line if you want to
 		perform check by type
 	*/
	// $type = @$post['raw']['type'];
	$level  = qa_get_logged_in_level();
 
	if(qa_is_logged_in() && $level >= QA_USER_LEVEL_ADMIN)
		qa_html_theme_base::post_meta_who($post, $class);
}

q2am-hook-hide-meta-who1-2-mod.php

<?php
/*
 * hook: 		hide meta who 1 and 2
 *
 * hook by:		Q2A Market
 * author: 		Jatin Soni
 * url:			http://www.q2amarket.com
 * version:		1.01
 * 
 * Description:
 * Hide who meta from everywhere.
 * this hook will hide who meta 1
 * and who meta 2 as well.
 * means hide for added and edited both
 *
 * usage:
 * Place below code into your theme or plugin layer
 * if you want to hide from everywhere than just use
 * 
 * function post_meta_who($post, $class){}
 * 
 * if you want to display on particular template
 * than add $this->template == 'your-template' within
 * the condition
 *
 * Disclaimer:
 * This program is distributed in the hope that
 * it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * See the GNU General Public License for more details.
 */


function post_meta($post, $class, $prefix = null, $separator = '<br/>')
{
    $level = qa_get_logged_in_level();

    $this->output('<span class="' . $class . '-meta">');

    if (isset($prefix))
        $this->output($prefix);

    $order = explode('^', @$post['meta_order']);

    foreach ($order as $element)
        switch ($element)
        {
            case 'what':
                $this->post_meta_what($post, $class);
                break;

            case 'when':
                $this->post_meta_when($post, $class);
                break;

            case 'where':
                $this->post_meta_where($post, $class);
                break;

            case 'who':
                if (qa_is_logged_in() && $level >= QA_USER_LEVEL_ADMIN)
                    $this->post_meta_who($post, $class);
                break;
        }

    $this->post_meta_flags($post, $class);

    if (!empty($post['what_2']))
    {
        $this->output($separator);

        foreach ($order as $element)
            switch ($element)
            {
                case 'what':
                    $this->output('<span class="' . $class . '-what">' . $post['what_2'] . '</span>');
                    break;

                case 'when':
                    $this->output_split(@$post['when_2'], $class . '-when');
                    break;

                case 'who':
                    if (qa_is_logged_in() && $level >= QA_USER_LEVEL_ADMIN)
                        $this->output_split(@$post['who_2'], $class . '-who');
                    break;
            }
    }

    $this->output('</span>');
}