public boolean execute(CommandSender sender, String[] args) {
		String groupName = args[0];		
		GroupManager groupManager = Citadel.getGroupManager();
		Faction group = groupManager.getGroup(groupName);
		if(group == null){
        	sendMessage(sender, ChatColor.RED, "Group doesn't exist");
        	return true;
        }
		String senderName = sender.getName();
        if(!group.isFounder(senderName) && !group.isModerator(senderName)){
        	sendMessage(sender, ChatColor.RED, "Invalid access to modify this group");
        	return true;
        }
		if(group.isPersonalGroup()){
			sendMessage(sender, ChatColor.RED, "You cannot allow players to your default group");
			return true;
		}
        String playerName = args[1];
        if(!group.isMember(playerName)){
        	sendMessage(sender, ChatColor.RED, "%s is not a member of this group", playerName);
        	return true;
        }
        groupManager.removeMemberFromGroup(groupName, playerName);
        sendMessage(sender, ChatColor.GREEN, "Disallowed %s from access to %s blocks", playerName, group.getName());
		return true;
	}