lˈɪz hˈælɪdˌeɪ bˈɔːɹn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti wˈʌn ɪz ɐ bɹˈɪɾɪʃ ˈɔːθɚ hˌuː ɹˈaɪts ˌʌndɚ ðə nˈeɪm "mˈæɡz ˈɛl hˈælɪdˌeɪ" ɪn dˈɑːktɚ hˌuːsˈɪɹiz ʌv sˈaɪəns fˈɪkʃən.
Liz Halliday (born 1971) is a British author who writes under the name "Mags L Halliday" in  Doctor Who-series of science fiction.