Preface.- Part I: Introduction.- Group decision making.- Consensus reaching process.- Part II: Consensus models with the minimum adjustments and aggregation operators.- Minimum adjustments consensus models.- Maximum expert consensus models.- Part III: Consensus in the multiple attribute group decision making.

- Consensus rule I: minimizing the distance between original and adjusted preferences.- Consensus rule II: minimizing the number of adjusted preference values.- Interactive multiple attribute consensus framework to support consensus reaching.- Part IV: Consensus in the group decision making with preference relations.- Individual consistency issues in preference relations.- Consensus framework with minimum adjustments to integrate the individual consistency.- Part V: Consensus in the linguistic group decision making.- Linguistic consensus model with minimum adjustments.

- Minimizing adjusted simple terms in the hesitant linguistic consensus reaching.- Part VI: Simulation experiments and comparison analysis.- Simulation experiments and comparison analysis.- Appendix.