R JSS模板中的文章作者是重叠的，don'；我不知道如何把它们分成两行

我正试图为《统计软件杂志》（Journal of Statistical Software，JSS）撰写一篇手稿，我有四位作者，问题是当我撰写手稿时，作者的从属关系是重叠的。我在JSS中看到过，他们将它们分为两行，但我没有找到在包Articles中这样做的方法，这是一个有4位作者的示例手稿

---
author:
  - name: Main author
    affiliation: University of life and more
    address: >
      First line
      Second line
    email: me@university.edu
    url: http://rstudio.com
  - name: second author
    affiliation: University of life and more
  - name: Third Author
    affiliation: University of life and more
  - name: Fourth Author
    affiliation: University of life and more
    title:
  formatted: "super interesting r package called \\pkg{TheSuperPackage}"
  short:     "\\pkg{TheSuperPackage}: This is exiting"
abstract: >
  We present a package that will solve your life
keywords:
  # at least one keyword must be supplied
  formatted: [ "\\pkg{TheSuperPackage}", Life, "\\proglang{R}"]
  plain:     [keywords, not capitalized, life]
preamble: >
  \usepackage{amsmath}
biblio-style: jss
output:
  rticles::jss_article:
    fig_caption: true
    citation_package: natbib
bibliography: Derek.bib
---


```{r, echo=FALSE, warning=FALSE, message=FALSE}
library(rticles)
library(rmarkdown)
library(yaml)
```

```{r, echo=FALSE, warning=FALSE}
library(knitr)
opts_chunk$set(prompt=TRUE)
options(replace.assign=TRUE, width=90, prompt="R> ")
```

# Introduction

This template demonstrates some of the basic latex you'll need to know to create a JSS article.

任何帮助都将不胜感激