{{ $author:= site.Data.author }}
{{ if (index site.Data site.Language.Lang).author }}
  {{ $author = (index site.Data site.Language.Lang).author }}
{{ end }}
{{ $authorImage:= "/assets/images/default-avatar.png" }}
{{ if $author.image }}
  {{ $authorImage = $author.image }}
{{ end }}

{{ if eq (printf "%T" .Params.author ) "maps.Params" }}
    {{ with .Params.author }}
        {{ if .image }}
            {{ $authorImage = .image }}
        {{ end }}
    {{ end }}
{{ end }}
{{ return $authorImage }}