1. A Note from the Editors

   • N. Reilly

   note from editors 08 August 2014 Pages: 1 - 1

2. John Macintosh Howie: work and legacy

   • Gracinda M. S. Gomes
   • Nik Ruškuc

   OBITUARY 05 August 2014 Pages: 2 - 19

   

3. Closures of regular languages for profinite topologies

   • J. Almeida
   • J. C. Costa
   • M. Zeitoun

   Research Article 25 March 2014 Pages: 20 - 40

   

4. Unary enhancements of inherently non-finitely based semigroups

   • K. Auinger
   • I. Dolinka
   • M. V. Volkov

   RESEARCH ARTICLE 17 July 2013 Pages: 41 - 51

   

5. Weak factorization systems for S-acts

   • Alex Bailey
   • James Renshaw

   RESEARCH ARTICLE 23 August 2013 Pages: 52 - 67

   

6. The variety of unary semigroups with associate inverse subsemigroup

   • B. Billhardt
   • E. Giraldes
   • P. Mendes Martins

   SHORT NOTE 04 July 2013 Pages: 68 - 71

7. Defining relations for idempotent generators in finite partial transformation semigroups

   • James East

   RESEARCH ARTICLE 02 July 2013 Pages: 72 - 76

   

8. On semigroups of endomorphisms of a chain with restricted range

   • Vítor H. Fernandes
   • Preeyanuch Honyam
   • Boorapa Singha

   RESEARCH ARTICLE 14 November 2013 Pages: 77 - 104

9. E ^∗-dense E-semigroups

   • John Fountain
   • Anthony Hayes

   RESEARCH ARTICLE 03 January 2014 Pages: 105 - 124

10. Every group is a maximal subgroup of a naturally occurring free idempotent generated semigroup

    • Victoria Gould
    • Dandan Yang

    RESEARCH ARTICLE 27 November 2013 Pages: 125 - 134

11. The minimal number of generators of a finite semigroup

    • Robert D. Gray

    RESEARCH ARTICLE 23 August 2013 Pages: 135 - 154

12. Categorification of the Catalan monoid

    • Anna-Louise Grensing
    • Volodymyr Mazorchuk

    RESEARCH ARTICLE 09 July 2013 Pages: 155 - 168

13. Permutations of a semigroup that map to inverses

    • Peter M. Higgins

    RESEARCH ARTICLE 23 October 2013 Pages: 169 - 182

14. A finite interval in the subsemigroup lattice of the full transformation monoid

    • J. Jonušas
    • J. D. Mitchell

    RESEARCH ARTICLE 23 October 2013 Pages: 183 - 198

15. The structure of generalized inverse semigroups

    • Ganna Kudryavtseva
    • Mark V. Lawson

    RESEARCH ARTICLE 09 July 2013 Pages: 199 - 216

16. Compatible total orders on ω-regular semigroups

    • Donald B. McAlister
    • Paulo J. Medeiros

    RESEARCH ARTICLE 15 August 2013 Pages: 217 - 235

17. Semigroups embeddable in hyperplane face monoids

    • Stuart Margolis
    • Franco Saliola
    • Benjamin Steinberg

    RESEARCH ARTICLE 27 November 2013 Pages: 236 - 248

    

18. Regular principal factors in free objects in varieties in the interval [B ₂ ,NB ₂ ∨G _n ]

    • Norman R. Reilly

    RESEARCH ARTICLE 08 January 2014 Pages: 249 - 265

    

19. Fixed points of endomorphisms of trace monoids

    • Emanuele Rodaro
    • Pedro V. Silva

    RESEARCH ARTICLE 27 November 2013 Pages: 266 - 279

20. Embedding of a restriction semigroup into a W-product

    • Mária B. Szendrei

    RESEARCH ARTICLE 10 July 2013 Pages: 280 - 291