Exhibit 99.t
CHI and CHY Powers of Attorney - Virginia Breen POA
POWER OF ATTORNEY
The person whose signature appears below hereby appoints John P. Calamos, Sr. and J. Christopher Jackson and each of them, any of whom may act without the joinder of the others, as such person's attorney-in-fact to sign and file on such person's behalf individually and in the capacity stated below such registration statements, amendments, post-effective amendments, exhibits, applications and other documents with the Securities and Exchange Commission or any other regulatory authority as may be desirable or necessary in connection with the public offering of securities of Calamos Convertible and High Income Fund.
| Signature | Title | Date | |
| /s/ Virginia G. Breen | Trustee | January 25, 2022 | |
|
Virginia G. Breen 01.25.2022 9:14 AM |
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CHI and CHY Powers of Attorney - John Neal POA
POWER OF ATTORNEY
The person whose signature appears below hereby appoints John P. Calamos, Sr. and J. Christopher Jackson and each of them, any of whom may act without the joinder of the others, as such person's attorney-in-fact to sign and file on such person's behalf individually and in the capacity stated below such registration statements, amendments, post-effective amendments, exhibits, applications and other documents with the Securities and Exchange Commission or any other regulatory authority as may be desirable or necessary in connection with the public offering of securities of Calamos Convertible and High Income Fund.
| Signature | Title | Date | |
| /s/ John E. Neal | Trustee | January 25, 2022 | |
| John E. Neal 01.25.2022 5:22 PM |
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CHI and CHY Powers of Attorney - William Rybak POA
POWER OF ATTORNEY
The person whose signature appears below hereby appoints John P. Calamos, Sr. and J. Christopher Jackson and each of them, any of whom may act without the joinder of the others, as such person's attorney-in-fact to sign and file on such person's behalf individually and in the capacity stated below such registration statements, amendments, post-effective amendments, exhibits, applications and other documents with the Securities and Exchange Commission or any other regulatory authority as may be desirable or necessary in connection with the public offering of securities of Calamos Convertible and High Income Fund.
| Signature | Title | Date | |
| /s/ William R. Rybak | Trustee | January 25, 2022 | |
| William R. Rybak 01.25.2022 9:44 AM |
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CHI and CHY Powers of Attorney - Karen Stuckey POA
POWER OF ATTORNEY
The person whose signature appears below hereby appoints John P. Calamos, Sr. and J. Christopher Jackson and each of them, any of whom may act without the joinder of the others, as such person's attorney-in-fact to sign and file on such person's behalf individually and in the capacity stated below such registration statements, amendments, post-effective amendments, exhibits, applications and other documents with the Securities and Exchange Commission or any other regulatory authority as may be desirable or necessary in connection with the public offering of securities of Calamos Convertible and High Income Fund.
| Signature | Title | Date | |
| /s/ Karen L. Stuckey | Trustee | January 25, 2022 | |
| Karen L. Stuckey 01.25.2022 9:47 AM |
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CHI and CHY Powers of Attorney - Christopher Toub POA
POWER OF ATTORNEY
The person whose signature appears below hereby appoints John P. Calamos, Sr. and J. Christopher Jackson and each of them, any of whom may act without the joinder of the others, as such person's attorney-in-fact to sign and file on such person's behalf individually and in the capacity stated below such registration statements, amendments, post-effective amendments, exhibits, applications and other documents with the Securities and Exchange Commission or any other regulatory authority as may be desirable or necessary in connection with the public offering of securities of Calamos Convertible and High Income Fund.
| Signature | Title | Date | |
| /s/ Christopher M. Toub | Trustee | January 25, 2022 | |
| Christopher M. Toub 01.25.2022 5:45 PM |
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CHI and CHY Powers of Attorney - Lloyd Wennlund POA
POWER OF ATTORNEY
The person whose signature appears below hereby appoints John P. Calamos, Sr. and J. Christopher Jackson and each of them, any of whom may act without the joinder of the others, as such person's attorney-in-fact to sign and file on such person's behalf individually and in the capacity stated below such registration statements, amendments, post-effective amendments, exhibits, applications and other documents with the Securities and Exchange Commission or any other regulatory authority as may be desirable or necessary in connection with the public offering of securities of Calamos Convertible and High Income Fund.
| Signature | Title | Date | |
| /s/ Lloyd A. Wennlund | Trustee | January 25, 2022 | |
| Lloyd A. Wennlund 01.25.2022 10:07 AM |
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