Yes, the first and last stitches are knit to keep them in garter stitch. It's mostly how the pattern is translated into english. What is called one thing in one country is more commonly know by a different name in another country. The Garnstudio site where the Drops patterns are located is Norwegian. Fisherman's rib is done with a k1below stitch instead of the sl/yo that's k tog on the next row. It does give the same result as brioche in spite of being done differently. And there's a difference in sts as to whether you purl or knit in between the slipped or the k1below stitch.
sue- knitting heretic