AGREEMENT
EXHIBIT
      1
    AGREEMENT
    In
      accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934,
      as
      amended, the undersigned hereby agree that this Statement on Schedule 13D
      relating to the Common Stock, $0.0001 par value, of Genomic Health, Inc. is
      being filed with the Securities and Exchange Commission on behalf of each of
      them.
    | June 10, 2008 | ||
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| By: | /s/ ▇▇▇▇▇ ▇. ▇▇▇▇▇ | |
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