EXHIBIT 32.2
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                    CERTIFICATION PURSUANT TO SECTION 906
                      OF THE SARBANES-OXLEY ACT OF 2002


In connection with the Quarterly Report of Landauer, Inc. (the "Company")
on Form 10-Q for the period ended June 30, 2007 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I,
Jonathon M. Singer, Chief Financial Officer of the Company, certify,
pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002, that to the best of my knowledge and
belief:

i.    The Report fully complies with the requirements of section 13(a) or
      15(d) of the Securities Exchange Act of 1934; and

ii.   The information contained in the Report fairly presents, in all
      material respects, the financial condition and result of operations
      of the Company.

A signed original of this written statement required by Section 906 has
been provided to Landauer, Inc. and will be retained by Landauer, Inc. and
furnished to the Securities and Exchange Commission or its staff upon
request.



                                    /s/ Jonathon M. Singer
                                    ------------------------
                                    Jonathon M. Singer
                                    Chief Financial Officer


August 8, 2007