EX-99

                                                                    Exhibit 99.1

                            Explanation of Responses


(1) This Form 4 is filed on behalf of Warburg, Pincus Ventures, L.P., a Delaware
limited partnership ("WPV"), Warburg Pincus Partners LLC, a New York limited
liability company ("WPP LLC"), Warburg Pincus & Co., a New York general
partnership ("WP"), Warburg Pincus LLC, a New York limited liability company
("WP LLC"), and Messrs. Charles R. Kaye and Joseph P. Landy (collectively, the
"Reporting Persons").

(2) This transaction reflects a pro rata distribution (the "Distribution") of
2,021,998 and 356,823 American Depositary Shares, each representing Ordinary
Shares, par value Euro 0.11 per share (the "ADSs"), of Skillsoft Public Limited
Company (the "Company") by WPV to its limited partners and to WPP LLC,
respectively.

(3) Following the Distribution, WPV directly owns 9,821,163 ADSs and WPP LLC
directly owns an additional 356,823 ADSs. WPP LLC, a direct subsidiary of WP, is
the sole general partner of WPV. WP LLC manages WPV. Messrs. Charles R. Kaye and
Joseph P. Landy are each a Managing General Partner of WP and Co-President and
Managing Member of WP LLC. By reason of the provisions of Rule 16a-1 of the
Securities Exchange Act of 1934, as amended, WPV, WPP LLC, WP, WP LLC, Mr. Kaye
and Mr. Landy may be deemed to be the beneficial owners of any securities that
may be deemed to be beneficially owned by WPV and WPP LLC. Each of WPV, WPP LLC,
WP, WP LLC, Mr. Kaye and Mr. Landy disclaim beneficial ownership of all ADSs
except to the extent of any pecuniary interest therein.

EX-99

Designated Filer:  Warburg, Pincus Ventures, L.P.
Issuer & Ticker Symbol:   Skillsoft Public Limited Company (SKIL)
Date of Event Requiring Statement:  November 2, 2006


                                                                    Exhibit 99.2

                        JOINT FILERS' NAMES AND ADDRESSES


1.   Name:    Warburg Pincus Partners LLC
     Address: c/o Warburg Pincus LLC
              466 Lexington Avenue
              New York, NY 10017

2.   Name:    Warburg Pincus LLC
     Address: c/o Warburg Pincus LLC
              466 Lexington Avenue
              New York, NY 10017

3.   Name:    Warburg Pincus LLC
     Address: c/o Warburg Pincus LLC
              466 Lexington Avenue
              New York, NY 10017

4.   Name:    Charles R. Kaye
     Address: c/o Warburg Pincus LLC
              466 Lexington Avenue
              New York, NY 10017

5.   Name:    Joseph P. Landy
     Address: c/o Warburg Pincus LLC
              466 Lexington Avenue
              New York, NY 10017

EX-99

Designated Filer:  Warburg, Pincus Ventures, L.P.
Issuer & Ticker Symbol:   Skillsoft Public Limited Company (SKIL)
Date of Event Requiring Statement:  November 2, 2006


                                                                    Exhibit 99.3

                            JOINT FILERS' SIGNATURES




WARBURG PINCUS PARTNERS, LLC
By:  Warburg Pincus & Co., its Managing Member

By:  /s/ Scott A. Arenare
     -----------------------------                     Date: November 3, 2006
     Name:   Scott A. Arenare
     Title:  Partner


WARBURG PINCUS LLC

By:  /s/ Scott A. Arenare
    -----------------------------                      Date: November 3, 2006
      Name:   Scott A. Arenare
      Title:  Managing Director


 WARBURG PINCUS & CO.

By:  /s/ Scott A. Arenare
    -----------------------------                      Date: November 3, 2006
      Name:   Scott A. Arenare
      Title:  Partner


By:  /s/ Scott A. Arenare
    -----------------------------                      Date: November 3, 2006
      Name: Charles R. Kaye
      By: Scott A. Arenare, Attorney-in-Fact*


By:  /s/ Scott A. Arenare
    -----------------------------                      Date: November 3, 2006
      Name: Joseph P. Landy
      By: Scott A. Arenare, Attorney-in-Fact**


* Power of Attorney given by Mr. Kaye was previously filed with the SEC on
  March 2, 2006 as an exhibit to a Schedule 13D filed by Building Products, LLC
  with respect to Builders FirstSource, Inc.

** Power of Attorney given by Mr. Landy was previously filed with the SEC on
   March 2, 2006 as an exhibit to a Schedule 13D
   filed by Building Products, LLC with respect to Builders FirstSource, Inc.