Magento Layout XML - Block displacement via alias

local.xml

<?xml version="1.0"?>
<layout>
    <default>
        <block name="ben" type="core/text">
            <action method="setText">
                <text>SOME TEXT</text>
            </action>
        </block>
        <reference name="header">
            <action method="insert">
                <block>ben</block>
                <sibling></sibling>
                <after/>
                <alias>topLinks</alias>
            </action>
        </reference>
    </default>
</layout>