SECURITIES AND EXCHANGE COMMISSION
                                   Washington, D. C. 20549

                                         SCHEDULE 14A
                                        (Rule 14a-101)

                                  SCHEDULED 14A INFORMATION

                 Proxy Statement Pursuant to Section 14(a) of the Securities
                     Securities Exchange Act of 1934 (Amendment No. ___)

Filed by the Registrant                       X
Filed by a Party other than the Registrant  [   ]

Check the appropriate box:

[   ] Preliminary Proxy Statement
[   ] Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
[   ] Definitive Proxy Statement
[X]   Definitive Additional Materials
[   ] Soliciting Material Pursuant to sec.240.14a-12

                                       Edison International


             (Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

[X]   No fee required.
[   ] Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
      (1)Title of each class of securities to which transaction applies:

      (2)Aggregate number of securities to which transaction applies:

      (3)Per unit price or other underlying value of transaction computed pursuant to Exchange
Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was

      (4)Proposed maximum aggregate value of transaction:

      (5)Total fee paid:

[   ] Fee paid previously with preliminary materials.
[   ] Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and
identify the filing for which the offsetting fee was paid previously.  Identify the previous
filing by registration statement number, or the Form or Schedule and the date of its filing.
      (1)Amount previously paid:
      (2)Form, Schedule or Registration Statement No.
      (3)Filing Party:
      (4)Date Filed:

The following e-mail was sent to certain Edison International employees on April 17, 2008.

Subject: Voting Your Edison International Shares

To: Edison International Executives

The annual meeting of shareholders of Edison International to be held on April 24, 2008 is
quickly approaching.  Your vote is very important, and voting is easy.  Links to vote online
are included below.  Please remember to vote all shares that you may hold in different

Board and Management Recommendations

Edison International's Board of Directors and Management recommend that you vote "FOR" the
nominees for Directors, "FOR" the ratification of the appointment of the accounting firm,
and "AGAINST" the shareholder proposal.

How to Vote Your Shares

You should have received a Notice or Proxy/Voting Instruction Card for each account in which
you hold shares.  Please use the control number provided on each Notice or Proxy/Voting
Instruction Card to vote your shares by telephone or via the Internet.  You may also
complete and return each Proxy/Voting Instruction Card in the envelope provided.

If you hold shares through the Edison 401(k) Savings Plan or in your name (e.g. in a Wells
Fargo Direct Purchase Plan account), you may vote online at www.ematerials.com/eix using the
3-digit company number and 11-digit control number located in the upper right hand corner of
your Notice or Proxy/Voting Instruction Card.  All shares held in your name and through the
Edison 401(k) Savings Plan may be voted using the same control number.

If you hold shares in a bank or brokerage account, you may vote online at www.proxyvote.com
using the 12-digit control number provided by your bank or broker.  A separate control
number may be required to vote shares held in different bank or broker accounts.

If You Do Not Have a Control Number

If you believe you did not receive a Proxy/Voting Instruction Card for one or more of your
bank or brokerage accounts, please contact your bank or broker directly and ask for your
12-digit control number so that you may vote your shares at www.proxyvote.com.

If you hold shares in your name or through the Edison 401(k) Savings Plan, or if you are
unable to obtain a control number from your bank or broker, please contact Keith Larson at
(626) 302-6511 for assistance.

Please vote your shares before the meeting.  If you have any questions, please feel free to
contact me directly.

Barbara E. Mathews
Vice President, Associate General Counsel,
Chief Governance Officer and Corporate Secretary