Changes in version 1.1.1 - Fixed bugs with Kendler implementation. - Changed default values for cohabitation effects in the Kendler FGRS to 0 and highlighted the different coding used. - Highlighted that it is a simplified Kendler implementation and as elaborate as the full version. - Changed kendler to kendler_simplified to avoid confusion with the full Kendler model. - Updated several documentation files with formatting and clarity. - Added several Vignettes on - example modifications of graphs with igraph - (simplified) Kendler FGRS implementation. - workflow example for FGRS for GWAS - labelling and plotting family relations - Migrated labelling and plotting functions to LTFGRS from LTFHPlus Changes in version 1.1.0 First version of the multi-trait implementation with no notes on checks. Changes in version 1.0.1 (2025-08-28) - Minor changes to accomodate CRAN policies. Changes in version 1.0.0 (2025-07-07) - Initial CRAN submission.